It may just be the best use of 3D technology yet: to bring moviegoers to a place they will never, ever, be able to visit. That's what director Werner Herzog does with Cave of Forgotten Dreams. He tells Kurt Andersen how he came to film one of the most amazing discoveries of our time — the 30,000-year-old cave paintings of Chauvet, France.

Bonus Track: Kurt Andersen's Full Conversation with Werner Herzog
Herzog debates the artistic merits of pornography with Kurt in the full interview.

Werner Herzog films the cave paintings of Chauvet, France. (Marc Valesella)