71051600 - The Linderalique rocks in Hienghene at the east coast of Grande Terre, New Caledonia, Melanesia, South Pacific, Pacific00198926 - The famous chalky soil of Champagne, France00291124 - Chalky soil near Pesquera de Duero, Ribera del Duero, Spain13881319 - Cave drapery in Shenandoah Caverns.13822990 - Regional Natural Reserve "Calanchi. Atri, Abruzzo region, Italy, Europe70328990 - Black Pool, West Thumb Geyser Basin, Yellowstone Lake Area, Yellowstone National Park, Wyoming, USA70606184 - Black Pool, detail, West Thumb Geyser Basin, Yellowstone National Park, Yelowstone Lake Area, Wyoming, USA70500987 - Following two expeditions in 2011 and 2012 - collection of photographs from the Gouffre Berger cave in the Vercors region of France.70500986 - Following two expeditions in 2011 and 2012 - collection of photographs from the Gouffre Berger cave in the Vercors region of France.70500984 - Following two expeditions in 2011 and 2012 - collection of photographs from the Gouffre Berger cave in the Vercors region of France.70500988 - Following two expeditions in 2011 and 2012 - collection of photographs from the Gouffre Berger cave in the Vercors region of France.