Wikimedi'Òc

Lower colonnade & entablature of the Overhanging Cliff Flow (Junction Butte Basalt, Upper Pliocene, 2.01-2.15 Ma; northeastern Yellowstone National Park, Wyoming, USA) 3 (19817910626).jpg - Ser Amantio di Nicolao

Lower colonnade of the Overhanging Cliff Flow (Junction Butte Basalt, Upper Pliocene, 2.01-2.15 Ma; northeastern Yellowstone National Park, Wyoming, USA) 2 (19849057691).jpg - Ser Amantio di Nicolao

Lower colonnade of the Overhanging Cliff Flow (Junction Butte Basalt, Upper Pliocene, 2.01-2.15 Ma; northeastern Yellowstone National Park, Wyoming, USA) 1 (19836772712).jpg - Ser Amantio di Nicolao