Published on February 7, 2022

Jean Bernard Cave

Пещера Жан Бернар, France

Description

The Jean Bernard Cave is one of the deepest (at least 1,602 m, 20 km long) natural cave system in the world, located in
The Alps, Haute-Savoie.

There are many legends and myths about these caves, among which there are stories about an underground passage into the world of other realities.