Gouffre de Padirac is also known as caves Padirac ( or chasm Padirac ), and it is located in the region of Midi-Pyrénées , in the south-west of France, in the vicinity of the pilgrimage center of Rocamadour. This is the most spectacular cave in France! Padirac Cave is a huge crater with a diameter of 35 m and a depth of 99 m, which was formed in the collapse of the cave. It was discovered in the late 19th century, although it is known that the cave had already existed in the 3rd century, and in the 15th and 16th centuries there were people here when mined potassium nitrate. This cave system considered one of the most remarkable phenomena in pirodnyh Massif Central. The length of the cave is more than 40 km, although only 2 km of galleries open to the public.