This French well expels more than 300 liters of water per second and no one has yet managed to find its origin
Fosse Dionne is a karst spring (a karst is an irregular limestone region with sinkholes, underground streams and caverns) that spews out an average of 311 liters of water per second, which is an unusually high discharge, although the speed with the that sprouts from the ground varies from season to season. The Celts considered … Read more