L Annexe Bed & Breakfast Biscarrosse offers guests access to the Hydraviation Museum, which is 13 minutes' walk away. The hotel features an outdoor swimming pool and Wi-Fi in public areas.

The centre of Biscarrosse can be reached in 10 minutes' walk of this 3-star bed & breakfast, and such cultural venues as the Museum of Arts and Traditions are 1.2 km away. The Biscarrosse Cultural Association is 15 minutes on foot from the L Annexe Bed & Breakfast. There is the Central Beach of Lake Biscarrosse 4.5 km away, while Gare routiere bus station is not far from the property.

A terrace are included in the rooms for guests' convenience.

This hotel serves a continental breakfast. The restaurant Restaurant Camette lies an 8-minute walk from the accommodation.