Gouffre Mirolda

The highest entrance of the system is at . The lowest point of the cave is at at the grand siphon in the gallery. The bottom of the gallery (after the second siphon) has only been explored once, with potential for further exploration. Behind the second siphon (approximately ) the gallery continues for horizontally and down , leading to an ancient drainage system. Downstream, the gallery descends over a length of and a vertical drop of before coming up against the first siphon at . Past the siphon the gallery divides in two, the left leading up towards the roof and the right leading to a fossil gallery.