I'm pretty sure the very first cave man who stabbed another and watched as he bled to death figured that one out all on his own. (religion.blogs.cnn.com)
In addition to its unique location on a hilltop in Cappadocia, this resort has the world's first cave spa. (ordinarytraveler.com)
The European marker, M173, happened roughly 30,000 years ago, which is when the first cave paintings appeared in France. (discovermagazine.com)