Lascaux's cave,discovered 70 years Ago!

I don't know if this place is famous in England, but 70 years ago, in the French country side, a dog and child discovered the biggest cave with préhistoric paintings on the walls. It's called Lascaux, and it was it's anniversary, which inspired this illustration:

If you never heard of it, don't hesitate to have a look at the website , it's absolutely gorgeous !