Attractions

Spring in Tonnerre

Fosse Dionne

Some 200L of water per second gushes from Fosse Dionne, a natural spring near the centre of Tonnerre that was sacred to the Celts and whose vivid blue-green tint hints at its great depth. Legend has it that a serpen…
Castle in Tonnerre

Château d'Ancy-le-Franc

The Italian Renaissance makes a cameo appearance at this imposing château, built in the 1540s by celebrated Italian architect Serlio. The richly painted interior, like the 32m-mural in the Pharsale Gallery, is mainl…
Castle in Tonnerre

Château de Tanlay

Dominating the northern edge of the tranquil riverside village of Tanlay, the elegant French Renaissance-style Château de Tanlay is surrounded by a wide moat and elaborately carved outbuildings. Guided tours of the …
Museum in Tonnerre

Musée Chevalier d'Éon

Tonnerre's newest attraction is this house-museum, once home to the colourful Chevalier d'Éon, a gender-bending 18th-century diplomat and spy. The chevalier spent nearly half of his life assuming the role of a woman…
Historic Building in Tonnerre

Hôtel-Dieu

This charity hospital, founded in 1293 by Marguerite de Bourgogne (wife of Charles d’Anjou), is most famous for its vast, barrel-vaulted patients' hall. Housed inside are Marguerite’s tomb, an unusual sculpture of t…