Mammoths, bison and rhinoceroses depicted in prehistoric cave art kept hidden in France
Hundreds of carvings of prehistoric animals, and women, line a cave in southwest France. For 4 weeks a year researchers are ...
Smithsonian Magazine on MSN1d
Explore Rome's Hidden Underworld, Where a City Lurks Beneath a City
Watch out for that bat behind you,” warned Luca Messina, a civil engineer who moonlights as a speleo-archaeologist with ...