Caves and potholes of Grand Est
The catalogue of Grand Est lists 1,556 caves, including 747 potholes and 664 caves.
1,556caves
Length adds each cave once (a system counts once), and depth is that of the deepest cave, canyons excluded. Without length data: 1,556. Without depth data: 1,556. Without known lithology: 1,556.
Map
Departments
The figures of these places do not add up to the total: a cave can be in more than one place, or in none when its location has no lower level.