Caves and potholes of Mayenne
The catalogue of Mayenne lists 73 caves, including 2 potholes and 71 caves.
73caves
Length adds each cave once (a system counts once), and depth is that of the deepest cave, canyons excluded. Without length data: 73. Without depth data: 73. Without known lithology: 73.
Map
Municipalities
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.