Both caves are complex but differ in length and structure. Double Bopper Cave, >60 km (37 mi) long, is variable with narrow passages. Leandras Cave, 24 km (15 mi) long, has wide, open passages. We ...

“The exact reasons behind the construction of these structures in Genovesa Cave remain elusive,” Professor Onac said to Sci ...

To reveal the scale and wonder of the immense cave structures they devised the ‘drone dance’ to light and film using two drones flying simultaneously. On the surface, arguably the most hostile ...

Knewz.com noted that the cave was part of a famous complex of sandstone structures in France that contained more than 2,000 Stone Age engravings. La Ségognole 3 had two engravings of horses ...