200k-Year-Old Hand and Footprints Could Be the World’s Earliest Cave Arthttps://www.smithsonianmag.com/smart-news/these-200000-year-old-hand-and-footprints-could-be-the-worlds-oldest-cave-art-180978702/ by Misha_B • 5 years ago 2 0 5 years agoSMsmithsonianmag.com