

A medieval fortress dating from the 10th–11th centuries, donated in 1137 to the Canons of the Great St. Bernard: a place of historical significance and hospitality for travelers.
Located at an altitude of 1,350 meters in Saint-Oyen, Château-Verdun is a monumental fortified house dating back to the 10th–11th centuries. In 1137, Count Amadeus III of Savoy donated it to the Canons of the Great St. Bernard Hospice, who transformed it into a farm and a strategic resting place for travelers before the climb up the pass.
Fully restored, the fortified house retains its original purpose as a place of hospitality: