Loudun is a small town located in the Vienne department of western France. It is known for its rich history, particularly during the 17th century when it was the site of a famous case of alleged witchcraft and possession involving the Urbain Grandier trial. The town features well-preserved architecture, including the Saint-Pierre Church and remnants of its medieval fortifications. The surrounding region is characterized by picturesque landscapes and vineyards, contributing to the local wine production. Loudun is also part of the Loire Valley, a UNESCO World Heritage site, known for its historical significance and beautiful châteaux.