In The Everlasting Man, Chesterton said “Art is the signature of man” and mentioned the “prehistoric” cave art of Lascaux in France. The art in the very recently discovered Chauvet Cave is much older and evidently better preserved, but in the same general style.
Cave of Forgotten Dreams is a documentary film that examines Chauvet in great detail (and in 3-D) playing in St. Louis through May 19th at the Hi-Pointe Theater. This is as close as you’re going to come to being there to see what GKC was talking about.
Here is a review from the St. Louis Beacon.