The Cave of the Trois-Frères is a cave in southwestern France famous for its cave paintings. It is located in Montesquieu-Avantès, in the Ariège département. The cave is named for three brothers, Max, Jacques, and Louis Begouën, who, along with their father Comte Henri Begouën, discovered it in 1914.The drawings of the cave were made famous in the publications of the Abbé Henri Breuil. The cave art appears to date to approximately 13,000 BC.