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Waterfront Spot

Fosse Dionne

Tonnerre

🌊Divers have explored down to 61 meters
🆓Free to visit, just a well in the village
🐉Locals say a basilisk serpent guards the depths

A turquoise spring bubbling up in the heart of Tonnerre, its depths still unexplored and its origins unknown. Legends swirl about basilisk serpents and devil's coins—fitting for a place this mysterious.

Ancient sacred spring
Turquoise water basin
Historic washhouse site
Legendary folklore spot
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