deep cave use
Neandertals built a circle out of stalagmites deep underground. What does it mean?
Examining the work of Jacques Joubert and coworkers that describes this mysterious structure and the possible intention behind it.
![Structures underground at Bruniquel Cave with caver in background](/content/images/size/w1460/2022/01/La_structure_de_la_grotte_de_Bruniquel-wikimedia.jpg)
Examining the work of Jacques Joubert and coworkers that describes this mysterious structure and the possible intention behind it.