Title: Under the Sea: 4–6 people, terrace, spa Reviews, Deals & Photos 2026 - Expedia.co.uk [See all properties](http://www.expedia.co.uk/Hotel-Search?regionId=4755&destination=Boulogne-sur-Mer%2C+Pas-de-Calais%2C+France&selected=118699175&adults=2&children=&sort=RECOMMENDED&useRewards=false&semdtl=&userIntent=&vip=false) Entire apartment # Under the Sea: 4–6 people, terrace, spa ## Photo gallery for Under the Sea: 4–6 people, terrace, spa ![Interior - Under the Sea: 4–6 people, terrace, spa (Boulogne-sur-Mer)](https://images.trvl-media.com/lodging/119000000/118700000/118699200/118699175/c316bf36.jpg?impolicy=resizecrop&rw=598&ra=fit) ![Outdoor dining - Under the Sea: 4–6 people, terrace, spa (Boulogne-sur-Mer)](https://images.trvl-media.com/lodging/119000000/118700000/118699200/118699175/9bd86bb0.jpg?impolicy=resizecrop&rw=297&ra=fit) ![Fridge, microwave, oven, dishwasher - Under the Sea: 4–6 people, terrace, spa (Boulogne-sur-Mer)](https://images.trvl-media.com/lodging/119000000/118700000/118699200/118699175/43a30c68.jpg?impolicy=resizecrop&rw=297&ra=fit) ![1 bedroom, iron/ironing board, free WiFi, bed sheets - Under the Sea: 4–6 people, terrace, spa (Boulogne-sur-Mer)](https://images.trvl-media.com/lodging/119000000/118700000/118699200/118699175/c825efbd.jpg?impolicy=resizecrop&rw=297&ra=fit) ![TV - Under the Sea: 4–6 people, terrace, spa (Boulogne-sur-Mer)](https://images.trvl-media.com/lodging/119000000/118700000/118699200/118699175/85ab41f6.jpg?impolicy=resizecrop&rw=297&ra=fit) - Overview - Location - Amenities - Policies Under the Sea: 4–6 people, terrace, spa provides amenities, such as a garden and a hot tub. Stay connected with free in-room WiFi. ### Entire apartment 1 bedroom1 bathroom646 sq ft ## Popular amenities - Hot tub - Kitchen - Washing machine - Dryer - Free Wi-Fi - Outdoor space ## Add dates for prices Check-in Check-out Travellers ## About this property ### Entire place You'll have the entire apartment to yourself and will only share it with other guests in your party. ### Under the Sea: 4–6 people, terrace, spa Welcome to your seaside retreat “Under the Sea”! Located in the heart of Boulogne-sur-Mer, this apartment offers easy access to all amenities – shops, restaurants, public transport, and local attractions are just a short walk away. Perfect for a stay with family or friends, the apartment can accommodate up to 6 guests. It features two comfortable bedrooms and a sofa bed in the living room for a restful night’s sleep. Enjoy a private terrace, ideal for outdoor dining or simply relaxing in the fresh air. The fully equipped kitchen includes an oven, microwave, ceramic cooktop, fridge, and dishwasher – everything you need to feel at home. A washer-dryer is also available for your convenience. And the highlight of your stay: a private spa, perfect for unwinding after a day of exploring or relaxing by the sea. ## Property amenities ### Pool/Spa - Hot tub ### Internet - Available in the apartment: Free WiFi ### Kitchen - Coffee/tea maker - Cookware, dishware, and utensils - Dishwasher - Electric kettle - Microwave - Oven - Refrigerator - Toaster ### Bedrooms - Bedroom - Bedsheets provided ### Bathroom - 1 bathroom - Hair dryer - Shower - Towels provided ### Entertainment - TV ### Outdoor areas - Garden - Patio ### Laundry - Washing machine ### Comfort - Heating ### Pets - No pets allowed ### Suitability/Accessibility - Smoke-free property ### Services and conveniences - Iron/ironing board - Limited housekeeping ### Location highlights - In the city centre ### Safety features - Carbon monoxide detector not reported (host has not indicated whether there is a carbon monoxide detector on the property; consider bringing a portable detector) - Smoke detector not reported (host has not indicated whether there is a smoke detector on the property) ### General - 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18 ### Check-out Check-out before 11:00 AM ### Special check-in instructions You will receive an email from the host with check-in and check-out instructions Information provided by the property may be translated using automated translation tools ### Rules Checkin 16:00-00:00 ### Pets Pets not allowed ### Children and extra beds Children are welcome ### Events No events allowed ### Smoking Smoking is not permitted ## Important information ### You need to know This property is managed by a professional host. The provision of housing is linked to their trade, business or profession. Extra-person charges may apply and vary depending on property policy Government-issued photo identification and a credit card, debit card or cash deposit may be required at check-in for incidental charges Special requests are subject to availability upon check-in and may incur additional charges; special requests cannot be guaranteed On-site parties or group events are strictly prohibited Host has not indicated whether there is a carbon monoxide detector on the property; consider bringing a portable detector with you on the trip Host has not indicated whether there is a smoke detector on the property This property has outdoor spaces, such as balconies, patios and terraces, which may not be suitable for children; if you have any concerns, we recommend contacting the property prior to your arrival to confirm that they can accommodate you in a suitable room This property is managed through our partner, Vrbo. You will receive an email from Vrbo with a link to a Vrbo account, where you can change or cancel your reservation If you cancel your booking, you'll be subject to the host's cancellation policy. In accordance with UK consumer law, property booking services are not subject to the right of withdrawal. ### We should mention Cash transactions at this property cannot exceed EUR 1000, due to national regulations; for further details, please contact the property using the information in the booking confirmation ### Property is also known as 567692 ## About the area Located in Boulogne-sur-Mer, this apartment is in the city centre. Musée Libertador San Martin and Maison de la Beurière are cultural highlights, and some of the area's activities can be experienced at Wimereux Golf and Hardelot Golf. Labyrinthe aux Fleurs and Nausicaá National Sea Center are also worth visiting. [Visit our Boulogne-sur-Mer travel guide](https://www.expedia.co.uk/Boulogne-Sur-Mer.dx4755) [View more Apartments in Boulogne-sur-Mer](https://www.expedia.co.uk/Boulogne-Sur-Mer-Apartments.d4755-aaApartments.Travel-Guide-Accommodation) ![Map](https://maps.googleapis.com/maps/api/staticmap?&size=660x330&map_id=3b266eb50d2997c6&zoom=13&markers=icon:https%3A%2F%2Fa.travel-assets.com%2Ftravel-assets-manager%2Feg-maps%2Fproperty.png%7C50.72517%2C1.60798&channel=expedia-HotelInformation&maptype=roadmap&scale=1&key=AIzaSyCYjQus5kCufOpSj932jFoR_AJiL9yiwOw&signature=7HAVUbd4_4PCHOXNfKJh4iRiAw8=) Boulogne-sur-Mer ### What's nearby - ![We spent there hours... A photo can‘t fix the beauty of these animals.](https://images.trvl-media.com/place/4755/be2315c4-8fba-4308-9ea9-3016e6995846.jpg?impolicy=resizecrop&rw=115.61&rh=65.03&ra=fit&q=high) Nausicaá National Sea Center 15 min walk \- 0.8 miles - Musée Libertador San Martin 1 min walk \- 0.1 miles - St Nicholas Church 5 min walk \- 0.3 miles - Notre Dame de Boulogne 7 min walk \- 0.4 miles - Plage De Boulogne Sur Mer 15 min walk \- 0.8 miles ### Getting around - Boulogne-sur-Mer Tintelleries Station 5 min walk ### Restaurants - Chez Jules 5 min walk - KAWA Coffee House 2 min walk - Maison 4 min walk - Ortie 5 min walk - Underground Café 5 min walk ## Frequently asked questions ### Is Under the Sea: 4–6 people, terrace, spa pet-friendly? ### What time is check-in at Under the Sea: 4–6 people, terrace, spa? ### What time is check-out at Under the Sea: 4–6 people, terrace, spa? ### Where is Under the Sea: 4–6 people, terrace, spa located? ## Have a question? 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