Bulle Castle dates back to the 13th century. The castle cannot be visited, but you can climb the tower. From above you can admire Bulle and the La Gruyère region. A very steep staircase leads to the tower.
The Château d'En-Bas is a fortified house dating from the 13th century. You can admire its medieval architecture and learn more about its history thanks to the information panels on the site.