Église Saint-Martin de Saint-Martin-de-Ré, Gothic church in Saint-Martin-de-Ré, France

Église Saint-Martin de Saint-Martin-de-Ré is a Gothic church in pale grey limestone, its oldest parts the ruined transept arms of the 15th century, still standing with their wall-walks and machicolations. A square neo-classical bell tower with a clock stands to the east, while the church body has a low dark roof and three pointed arches, two blind and one open. The ruined section rises into a tall pointed arch flanked by pinnacled piers.

Construction of the Gothic structure began in the 14th century and continued through the 15th century as the region recovered from earlier conflicts. The building was repeatedly modified and adapted over the following centuries, reflecting changing needs and beliefs.

The church is dedicated to Saint Martin of Tours, and the parish was given to the chapter of Le Puy-en-Velay in the 11th century, which held it until the 16th century. A 17th-century altarpiece tradition is recalled by the statue of Saint John the Baptist embracing the foot of the Infant Jesus. The tower now serves as an observation terrace over the town and harbour.

The square neo-classical bell tower, rebuilt after the 1774 collapse, can be climbed and serves as an observation terrace over the town, the harbour and the surroundings. The upper medieval parts, including the transept walls with their machicolations and walkway, are not accessible to the public. The church stands in the town centre, where the medieval nave once extended over what is now a street with houses.

The Gothic transept ruins were kept roofless after the 18th-century rebuilding because their height made them a landmark for sailors, a seamark visible from the sea. The upper walkways and machicolations are now closed to the public.