Château de Bonaguil near Fumel; a large fortified castle where children can play at being knights and princesses.
Château de Castelnau-Bretenoux: an imposing medieval fortress with a fascinating history, topped by a keep and housing the residence of the lords.
Château de la Coste in Grézels and its Wine Museum; a fine example of 14th and 15th century military architecture. The château was restored at the end of the 16th century.