The Refugi Niu de l'Àliga is a mountain refuge located at the top of La Tosa, within the municipality of Bagà, in Berguedà.

Located at 2,520 m, it is the highest guarded shelter in the Eastern Pyrenees. It offers bar service, wine tasting and a gastronomic restaurant with mountain menus and also sandwiches. To have accommodation at the Nest you must make a reservation in advance. It currently has 27 places in bunks to sleep there.

Located in the Cadí-Moixeró Natural Park, it is the highest guarded shelter in the Pyrenees.