-
Top location
- In-room breakfast
-
Car park
€ 15.53 per day
- 24-hour reception
- Air conditioning
- Fitness centre
- Restaurant
Hyatt Place San Juan hotel features 143 rooms and lies a 13-minute walk from the historic Our Lady of Lourdes Chapel. Located 1.9 km from the Ashford Avenue, this hotel offers views of the city and an outdoor swimming pool.
The hotel offers a 24-hour fitness centre, an aqua park, a sun terrace, and a shared lounge to diversify your leisure. The presence of a golf playground ensures guests an active stay at the property. Business travellers will appreciate such conveniences as conference facilities and a laptop safe, along with access to a conference space and a 24-hour business centre.
- In-room breakfast
-
Car park
€ 15.53 per day
- 24-hour reception
- Air conditioning
- Fitness centre
- Restaurant
Hyatt Place San Juan hotel features 143 rooms and lies a 13-minute walk from the historic Our Lady of Lourdes Chapel. Located 1.9 km from the Ashford Avenue, this hotel offers views of the city and an outdoor swimming pool.
The hotel offers a 24-hour fitness centre, an aqua park, a sun terrace, and a shared lounge to diversify your leisure. The presence of a golf playground ensures guests an active stay at the property. Business travellers will appreciate such conveniences as conference facilities and a laptop safe, along with access to a conference space and a 24-hour business centre.
-
Guest favorite
Embassy Suites By Hilton San Juan - Hotel & Casino
- BBQ facilities
-
Car park
€ 18.12 per day
- 24-hour reception
- Air conditioning
- Fitness centre
- Spa & wellness centre
The 4-star Embassy Suites By Hilton San Juan - Hotel & Casino is situated in the financial district of San Juan, 3.8 km from the Paseo Tablado de Piñones and features 312 rooms with views of the pool. A pool bar as well as facials, a sun deck, and a shared lounge can be enjoyed at the hotel, boasting the setting a short way from the Hobie Beach.
At this accommodation a gym and spa therapy are available for an extra charge. Guests can relax in an outdoor swimming pool or enjoy a gym area onsite. Business travellers will appreciate such conveniences as a desk and a fax machine, along with access to meeting rooms and a conference space.
- BBQ facilities
-
Car park
€ 18.12 per day
- 24-hour reception
- Air conditioning
- Fitness centre
- Spa & wellness centre
The 4-star Embassy Suites By Hilton San Juan - Hotel & Casino is situated in the financial district of San Juan, 3.8 km from the Paseo Tablado de Piñones and features 312 rooms with views of the pool. A pool bar as well as facials, a sun deck, and a shared lounge can be enjoyed at the hotel, boasting the setting a short way from the Hobie Beach.
At this accommodation a gym and spa therapy are available for an extra charge. Guests can relax in an outdoor swimming pool or enjoy a gym area onsite. Business travellers will appreciate such conveniences as a desk and a fax machine, along with access to meeting rooms and a conference space.
-
Private beach
- Restaurant
-
Car park
€ 16.39 per day
- 24-hour reception
- Air conditioning
- Fitness centre
- Soundproofed rooms
Offering an aqua park, spa therapy, and spa services, the 4-star Hyatt Centric San Juan Isla Verde hotel is located just a 5-minute walk from Souvenir Depot and near a boat dock. Facing garden views, the hotel is 2.9 km from the Our Lady of Sorrows Catholic Church and offers a pizza restaurant plus tennis, golf, and bowls.
Guests can soak in a swimming pool, which comes with a jacuzzi. There is a fitness studio with a wide range of sports.
- Restaurant
-
Car park
€ 16.39 per day
- 24-hour reception
- Air conditioning
- Fitness centre
- Soundproofed rooms
Offering an aqua park, spa therapy, and spa services, the 4-star Hyatt Centric San Juan Isla Verde hotel is located just a 5-minute walk from Souvenir Depot and near a boat dock. Facing garden views, the hotel is 2.9 km from the Our Lady of Sorrows Catholic Church and offers a pizza restaurant plus tennis, golf, and bowls.
Guests can soak in a swimming pool, which comes with a jacuzzi. There is a fitness studio with a wide range of sports.
Romantic Hotels in San Juan
- BBQ facilities
-
Car park
€ 15.53 per day
- 24-hour reception
- Air conditioning
- Fitness centre
- Outdoor swimming pool
The 3-star smoke-free Hyatt House San Juan Hotel is situated near a beach district, only a 7-minute walk from Sheraton Casino. The Old San Juan historic district is located 3.1 km from this stylish hotel, boasting a lounge bar and bay views.
There is an outdoor swimming pool and the pool area is provided with a bar. The property invites guests to join fitness classes held in a fitness club. Finally, this hotel houses a meeting room and a 24-hour business centre featuring a laptop safe and a photocopier.
- BBQ facilities
-
Car park
€ 15.53 per day
- 24-hour reception
- Air conditioning
- Fitness centre
- Outdoor swimming pool
The 3-star smoke-free Hyatt House San Juan Hotel is situated near a beach district, only a 7-minute walk from Sheraton Casino. The Old San Juan historic district is located 3.1 km from this stylish hotel, boasting a lounge bar and bay views.
There is an outdoor swimming pool and the pool area is provided with a bar. The property invites guests to join fitness classes held in a fitness club. Finally, this hotel houses a meeting room and a 24-hour business centre featuring a laptop safe and a photocopier.
-
Best-rated
-
Private beach
La Concha Resort, Puerto Rico, Autograph Collection
- Restaurant
- Valet parking
- 24-hour reception
- Air conditioning
- Fitness centre
- Spa & wellness centre
The 4-star smoke-free La Concha Resort, Puerto Rico, Autograph Collection San Juan, situated about 5 minutes by car from the La Plaza del Mercado de Santurce, is furnished with floor-to-ceiling windows and offers 3 outdoor swimming pools with loungers. Benefiting from a breathtaking location, this San Juan resort is located not far from the Luis A. Ferré Performing Arts Center and boasts a view of Condado.
Along with a fitness centre, the La Concha Resort, Puerto Rico, Autograph Collection also features a steam bath, a solarium, a Jacuzzi, and two hot tubs. Additionally, staying at this San Juan hotel, active guests can enjoy a tennis court on site.
- Restaurant
- Valet parking
- 24-hour reception
- Air conditioning
- Fitness centre
- Spa & wellness centre
The 4-star smoke-free La Concha Resort, Puerto Rico, Autograph Collection San Juan, situated about 5 minutes by car from the La Plaza del Mercado de Santurce, is furnished with floor-to-ceiling windows and offers 3 outdoor swimming pools with loungers. Benefiting from a breathtaking location, this San Juan resort is located not far from the Luis A. Ferré Performing Arts Center and boasts a view of Condado.
Along with a fitness centre, the La Concha Resort, Puerto Rico, Autograph Collection also features a steam bath, a solarium, a Jacuzzi, and two hot tubs. Additionally, staying at this San Juan hotel, active guests can enjoy a tennis court on site.
- Restaurant
- Valet parking
- 24-hour reception
- Air conditioning
- Live entertainment
- Jacuzzi
The 4-star smoke-free Hotel Rumbao, A Tribute Portfolio Hotel San Juan is nestled in the very heart of San Juan and around minutes' walk from San Antonio Channel, enticing guests to relax by an outdoor swimming pool and have dinner at an American-style restaurant on the premises. The modern square "Plaza del Quinto Centenario" is located in the vicinity of this upscale hotel, boasting a lounge bar and city views.
Beach facilities at this San Juan hotel include parasols and beach towels. With a fitness studio that offers fitness classes, the accommodation caters to guests' physical well-being.
- Restaurant
- Valet parking
- 24-hour reception
- Air conditioning
- Live entertainment
- Jacuzzi
The 4-star smoke-free Hotel Rumbao, A Tribute Portfolio Hotel San Juan is nestled in the very heart of San Juan and around minutes' walk from San Antonio Channel, enticing guests to relax by an outdoor swimming pool and have dinner at an American-style restaurant on the premises. The modern square "Plaza del Quinto Centenario" is located in the vicinity of this upscale hotel, boasting a lounge bar and city views.
Beach facilities at this San Juan hotel include parasols and beach towels. With a fitness studio that offers fitness classes, the accommodation caters to guests' physical well-being.
Romantic Hotels in San Juan with Jacuzzis in Room
- Housekeeping
- Air conditioning
- Flat-screen TV
- Leisure/ TV room
- Sun terrace
- Adults only
Located right in the centre of San Juan, the 2-star Navona Studios San Juan hotel offers fast access to the Historic 16th-century San Jose Catholic Church, only 11 minutes' walk away. Featuring 14 rooms with views of the city, the inn is 2.7 km from the Bacardi Distillery.
- Housekeeping
- Air conditioning
- Flat-screen TV
- Leisure/ TV room
- Sun terrace
- Adults only
Located right in the centre of San Juan, the 2-star Navona Studios San Juan hotel offers fast access to the Historic 16th-century San Jose Catholic Church, only 11 minutes' walk away. Featuring 14 rooms with views of the city, the inn is 2.7 km from the Bacardi Distillery.
-
Eco-friendly stay
- In-room breakfast
- Valet parking
- 24-hour reception
- Air conditioning
- Sauna
- Spa & wellness centre
Offering a sun terrace, a courtyard, and a shared lounge, the 4-star Doubletree By Hilton San Juan Hotel is conveniently located 17 minutes' walk from the Casino Del Mar. Boasting the location a short way from the Luis A. Ferré Performing Arts Center, this comfortable hotel offers a view over city and mud baths, a Jacuzzi, and a sauna.
Residents are offered a gym and spa therapy for a surcharge. The Doubletree By Hilton offers access to a stunning beach with deck chairs, parasols, and towels. In order to promote physical wellness, this modern property offers a health club where guests can participate in yoga classes. You can also relax with aromatherapy, reflexology, and body treatments, and visit 10 treatment rooms on site. A conference room and a 24-hour business centre with meeting and event facilities, and a photocopy machine are available for those travelling for business.
- In-room breakfast
- Valet parking
- 24-hour reception
- Air conditioning
- Sauna
- Spa & wellness centre
Offering a sun terrace, a courtyard, and a shared lounge, the 4-star Doubletree By Hilton San Juan Hotel is conveniently located 17 minutes' walk from the Casino Del Mar. Boasting the location a short way from the Luis A. Ferré Performing Arts Center, this comfortable hotel offers a view over city and mud baths, a Jacuzzi, and a sauna.
Residents are offered a gym and spa therapy for a surcharge. The Doubletree By Hilton offers access to a stunning beach with deck chairs, parasols, and towels. In order to promote physical wellness, this modern property offers a health club where guests can participate in yoga classes. You can also relax with aromatherapy, reflexology, and body treatments, and visit 10 treatment rooms on site. A conference room and a 24-hour business centre with meeting and event facilities, and a photocopy machine are available for those travelling for business.
- Restaurant
- 24-hour reception
- Air conditioning
- Fitness centre
- Rooftop pool
- Jacuzzi
The comfortable 4-star Hotel El Convento San Juan is situated only 0.7 km from the Plaza Colón and comes with 24-hour front desk assistance and wake-up service. Located not far from the clifftop Castillo San Felipe del Morro Castle, the smoke-free hotel boasts an outdoor swimming pool.
The hotel also includes a fitness room, spa therapy and a library.
- Restaurant
- 24-hour reception
- Air conditioning
- Fitness centre
- Rooftop pool
- Jacuzzi
The comfortable 4-star Hotel El Convento San Juan is situated only 0.7 km from the Plaza Colón and comes with 24-hour front desk assistance and wake-up service. Located not far from the clifftop Castillo San Felipe del Morro Castle, the smoke-free hotel boasts an outdoor swimming pool.
The hotel also includes a fitness room, spa therapy and a library.
Romantic Hotels Downtown, San Juan
-
Private beach
Courtyard By Marriott Isla Verde Beach Resort
- In-room breakfast
- Valet parking
- 24-hour reception
- Air conditioning
- Fitness centre
- Restaurant
Situated 8 minutes' walk from the El San Juan Casino, Courtyard By Marriott Isla Verde Beach Resort San Juan includes 272 rooms with views of the pool. This resort offers Wi-Fi in public areas and private parking on site.
Take advantage of a heated swimming pool with a hot tub. Courtyard By Marriott Isla Verde Beach Resort offers boating and beach volleyball and many other activities. This accommodation offers a meeting room and a conference space where guests can use conference equipment and a laptop safe.
- In-room breakfast
- Valet parking
- 24-hour reception
- Air conditioning
- Fitness centre
- Restaurant
Situated 8 minutes' walk from the El San Juan Casino, Courtyard By Marriott Isla Verde Beach Resort San Juan includes 272 rooms with views of the pool. This resort offers Wi-Fi in public areas and private parking on site.
Take advantage of a heated swimming pool with a hot tub. Courtyard By Marriott Isla Verde Beach Resort offers boating and beach volleyball and many other activities. This accommodation offers a meeting room and a conference space where guests can use conference equipment and a laptop safe.
- Restaurant
- Off-site car park
- 24-hour reception
- Air conditioning
- Bar/ Lounge area
- Sun terrace
Dating from the nineteenth century, the elegant 3-star Decanter Hotel San Juan features such leisure options as a shared lounge and various recreational opportunities. Staying at the smoke-free hotel, guests discover the walkable area a mere 8 minutes' stroll from the protected park "San Juan National Historic Site".
- Restaurant
- Off-site car park
- 24-hour reception
- Air conditioning
- Bar/ Lounge area
- Sun terrace
Dating from the nineteenth century, the elegant 3-star Decanter Hotel San Juan features such leisure options as a shared lounge and various recreational opportunities. Staying at the smoke-free hotel, guests discover the walkable area a mere 8 minutes' stroll from the protected park "San Juan National Historic Site".
Casablanca Hotel
- 24-hour reception
- Air conditioning
- Flat-screen TV
- Luggage storage
- Sun terrace
- Terrace
Casablanca Hotel San Juan, located a 14-minute walk from the military Ballaja Barracks, features Wi-Fi in public areas. This hotel also includes a sun deck with lounge chairs.
Those who prefer pool swimming might find a hot tub in the pool area. Guests may also sigh up for trip arrangements.
Casablanca Hotel
- 24-hour reception
- Air conditioning
- Flat-screen TV
- Luggage storage
- Sun terrace
- Terrace
Casablanca Hotel
Casablanca Hotel San Juan, located a 14-minute walk from the military Ballaja Barracks, features Wi-Fi in public areas. This hotel also includes a sun deck with lounge chairs.
Those who prefer pool swimming might find a hot tub in the pool area. Guests may also sigh up for trip arrangements.
Romantic Hotels in San Juan with Hot Tub
-
Eco-friendly stay
-
Private beach
- Restaurant
- Valet parking
- 24-hour reception
- Air conditioning
- Sauna
- Spa centre
Boasting a casino, a sun deck, and water slides, San Juan Marriott Resort And Stellaris Casino is located a 5-minute walk from the Casino Del Mar. Some of the 557 rooms offer views of the sea and there are a Jacuzzi and a sauna on site.
You can join beach volleyball, basketball, and yoga at this hotel, and cars are available for rent. Guests can play beach volleyball at the accommodation. San Juan Marriott Resort And Stellaris Casino also provides a meeting room and a conference space for those arriving on business.
- Restaurant
- Valet parking
- 24-hour reception
- Air conditioning
- Sauna
- Spa centre
Boasting a casino, a sun deck, and water slides, San Juan Marriott Resort And Stellaris Casino is located a 5-minute walk from the Casino Del Mar. Some of the 557 rooms offer views of the sea and there are a Jacuzzi and a sauna on site.
You can join beach volleyball, basketball, and yoga at this hotel, and cars are available for rent. Guests can play beach volleyball at the accommodation. San Juan Marriott Resort And Stellaris Casino also provides a meeting room and a conference space for those arriving on business.
-
Eco-friendly stay
-
Beach access
Condado Palm Inn San Juan, Tapestry Collection By Hilton
- Restaurant
-
Car park
€ 21.57 per day
- 24-hour reception
- Air conditioning
- Fitness centre
- Jacuzzi
Ideally located 18 minutes' walk from the Museum of Art of Puerto Rico, Condado Palm Inn San Juan, Tapestry Collection By Hilton features rooms with views of the pool. Boasting a gym, the inn is in the centre of the city, just around the corner from the Ashford Avenue.
Thanks to a heated pool with sun loungers and a sun terrace, guests can enjoy a great stay. This hotel also provides meeting rooms and a conference space for those arriving on business.
- Restaurant
-
Car park
€ 21.57 per day
- 24-hour reception
- Air conditioning
- Fitness centre
- Jacuzzi
Ideally located 18 minutes' walk from the Museum of Art of Puerto Rico, Condado Palm Inn San Juan, Tapestry Collection By Hilton features rooms with views of the pool. Boasting a gym, the inn is in the centre of the city, just around the corner from the Ashford Avenue.
Thanks to a heated pool with sun loungers and a sun terrace, guests can enjoy a great stay. This hotel also provides meeting rooms and a conference space for those arriving on business.
-
Great deal
-
Beach access
- Shared kitchen
- Free parking
- 24-hour reception
- Air conditioning
- Flat-screen TV
- Room service
Nestled in the Isla Verde district, Borinquen Beach Inn San Juan is 4.6 km from such cultural places of interest as the Museum of Art of Puerto Rico. This 2-star hotel features Wi-Fi in public areas and a car park on site.
- Shared kitchen
- Free parking
- 24-hour reception
- Air conditioning
- Flat-screen TV
- Room service
Nestled in the Isla Verde district, Borinquen Beach Inn San Juan is 4.6 km from such cultural places of interest as the Museum of Art of Puerto Rico. This 2-star hotel features Wi-Fi in public areas and a car park on site.
Affordable Romantic hotels in San Juan
-
Beach access
- Restaurant
- Valet parking
- 24-hour reception
- Air conditioning
- Bar/ Lounge area
- Pool with view
Located a mere 1.2 km from Pueblo Supermarket at Isla Verde, the 4-star luxury Aire De Olive Hotel San Juan offers stylish rooms merely 12 minutes' walk from the Lively Isla Verde Sandy Beach. The comfortable hotel lies 4.1 km from Piñones, and offers an à la carte restaurant and a rooftop swimming pool onsite.
Fitness classes and spa therapy can be booked at Aire De Olive Hotel at an extra charge. This accommodation has free access to a free beach with sun loungers, parasols, and beach towels.
- Restaurant
- Valet parking
- 24-hour reception
- Air conditioning
- Bar/ Lounge area
- Pool with view
Located a mere 1.2 km from Pueblo Supermarket at Isla Verde, the 4-star luxury Aire De Olive Hotel San Juan offers stylish rooms merely 12 minutes' walk from the Lively Isla Verde Sandy Beach. The comfortable hotel lies 4.1 km from Piñones, and offers an à la carte restaurant and a rooftop swimming pool onsite.
Fitness classes and spa therapy can be booked at Aire De Olive Hotel at an extra charge. This accommodation has free access to a free beach with sun loungers, parasols, and beach towels.
-
Beach access
- Restaurant
-
Car park
€ 21.57 per day
- 24-hour reception
- Air conditioning
- Fitness centre
- Rooftop pool
Proudly offering 500 slot machines, the 4-star smoke-free Ac Hotel By Marriott San Juan Condado stands within a 6-km distance of the protected park "San Juan National Historic Site". Located a stone's throw from the Condado, this San Juan hotel features a rooftop swimming pool and a fitness area.
The Ac Hotel By Marriott San Juan Condado offers spa therapy and barbecue grills. Business travellers will also appreciate meeting rooms and a conference space including conference facilities and a work desk.
- Restaurant
-
Car park
€ 21.57 per day
- 24-hour reception
- Air conditioning
- Fitness centre
- Rooftop pool
Proudly offering 500 slot machines, the 4-star smoke-free Ac Hotel By Marriott San Juan Condado stands within a 6-km distance of the protected park "San Juan National Historic Site". Located a stone's throw from the Condado, this San Juan hotel features a rooftop swimming pool and a fitness area.
The Ac Hotel By Marriott San Juan Condado offers spa therapy and barbecue grills. Business travellers will also appreciate meeting rooms and a conference space including conference facilities and a work desk.
-
Beach access
- Restaurant
- 24-hour reception
- Air conditioning
- Jacuzzi
- Pool with view
- Soundproofed rooms
The 3-star Acacia Boutique Hotel San Juan, located within 5 minutes' walk of the Indio Park, offers 24-hour front desk assistance and wake-up service, along with views of the city. Featuring an outdoor swimming pool, this San Juan hotel is in the vicinity of natural sights like the beachfront park "Parque Dr. Jose Celso Barbosa".
A solarium and a Jacuzzi and much more are available.
- Restaurant
- 24-hour reception
- Air conditioning
- Jacuzzi
- Pool with view
- Soundproofed rooms
The 3-star Acacia Boutique Hotel San Juan, located within 5 minutes' walk of the Indio Park, offers 24-hour front desk assistance and wake-up service, along with views of the city. Featuring an outdoor swimming pool, this San Juan hotel is in the vicinity of natural sights like the beachfront park "Parque Dr. Jose Celso Barbosa".
A solarium and a Jacuzzi and much more are available.
Romantic Hotels for Couples in San Juan
-
Beach access
- In-room breakfast
- Valet parking
- 24-hour reception
- Air conditioning
- Steam room
- Spa & wellness centre
Positioned within 25 minutes' walk of the Playa El Escambron, the perfect 5-star Condado Vanderbilt Hotel San Juan welcomes its guests into a medium sized lobby adorned with newspapers. Located 2.3 km from such shopping venues as the Dr Pedro Rosselló González Puerto Rico Convention Center, the revival-style hotel has 315 rooms near a boat dock.
Guests can enjoy a white sandy beach where beach cabanas along with sunloungers, beach umbrellas, and beach towels are provided. Keeping fit at this San Juan hotel is convenient thanks to a fitness suite that offers fitness classes. Wellness options at the Condado Vanderbilt San Juan include a Turkish steam bath, a treatment room, and a Jacuzzi, and such beauty treatments as aromatherapy, body treatments, and light therapy. Business travellers will benefit from banquet and meeting facilities, and a photocopy machine available at a conference centre on site.
- In-room breakfast
- Valet parking
- 24-hour reception
- Air conditioning
- Steam room
- Spa & wellness centre
Positioned within 25 minutes' walk of the Playa El Escambron, the perfect 5-star Condado Vanderbilt Hotel San Juan welcomes its guests into a medium sized lobby adorned with newspapers. Located 2.3 km from such shopping venues as the Dr Pedro Rosselló González Puerto Rico Convention Center, the revival-style hotel has 315 rooms near a boat dock.
Guests can enjoy a white sandy beach where beach cabanas along with sunloungers, beach umbrellas, and beach towels are provided. Keeping fit at this San Juan hotel is convenient thanks to a fitness suite that offers fitness classes. Wellness options at the Condado Vanderbilt San Juan include a Turkish steam bath, a treatment room, and a Jacuzzi, and such beauty treatments as aromatherapy, body treatments, and light therapy. Business travellers will benefit from banquet and meeting facilities, and a photocopy machine available at a conference centre on site.
- Restaurant
- Valet parking
- 24-hour reception
- Air conditioning
- Fitness centre
- Pool with view
Courtyard By Marriott San Juan Miramar Hotel, located 15 minutes' walk from the historic fortress "Fort San Jeronimo", features Wi-Fi in public areas. This hotel offers private car parking on site and a swimming pool.
The hotel goes the extra mile to provide guests with fitness classes to help them stay fit. Business travellers will appreciate such conveniences as complimentary wireless internet access and safes, along with access to a meeting room and a 24-hour business centre.
- Restaurant
- Valet parking
- 24-hour reception
- Air conditioning
- Fitness centre
- Pool with view
Courtyard By Marriott San Juan Miramar Hotel, located 15 minutes' walk from the historic fortress "Fort San Jeronimo", features Wi-Fi in public areas. This hotel offers private car parking on site and a swimming pool.
The hotel goes the extra mile to provide guests with fitness classes to help them stay fit. Business travellers will appreciate such conveniences as complimentary wireless internet access and safes, along with access to a meeting room and a 24-hour business centre.
Are you in a hurry?
Here is a quick list of hotels in San Juan, selected based on their rating
| Name of hotel | Accommodation Rating | Price, $ | |
| Hyatt Place San Juan |
8.9 / 10 (1898 Reviews) |
From 167$ | |
| Embassy Suites By Hilton San Juan - Hotel & Casino |
8.6 / 10 (1941 Reviews) |
From 147$ | |
| Hyatt Centric San Juan Isla Verde |
8.8 / 10 (135 Reviews) |
From 186$ | |
| Hyatt House San Juan |
8.8 / 10 (773 Reviews) |
From 143$ | |
| La Concha Resort, Puerto Rico, Autograph Collection |
8.9 / 10 (530 Reviews) |
From 199$ |
More accommodations in San Juan