The former Oloron Cathedral, now St Mary's Church, Oloron
Oloron Cathedral (Cathédrale Sainte-Marie d'Oloron-Sainte-Marie), now St. Mary's Church (French: Eglise Sainte-Marie), is a Roman Catholic church and former cathedral located in the town of Oloron-Sainte-Marie, in the Pyrénées-Atlantiques département of France
Construction was started in the 12th century by Gaston IV, Viscount of Béarn. It was the seat of the Bishopric of Oloron, suppressed by the Concordat of 1801.
It has been listed as a monument historique by the French Ministry of Culture since 1939.
Coordinates: 43°11′16″N 0°36′58″W / 43.18778°N 0.61611°W