Multiple MatchingExercici 57 de 70

The Lascaux cave complex in the Dordogne region of southwestern France, inadvertently discovered in 1940 by four adolescents whose dog had tumbled into a concealed shaft, harbours what is widely regarded as the most magnificent corpus of Upper Palaeolithic parietal art yet documented. The approximately six hundred…

• Which cave was formed through a fundamentally different chemical mechanism than the standard process by which most limestone caves are created?
• Which cave had to be permanently closed to visitors because the biological byproducts of human presence were actively destroying its principal treasures?