Vincent Grafhorst / Minden / Crater of active volcano at twilight, Erta Ale, Danakil Depression, Ethiopia
01447055
Tui De Roy / Fissure eruption of Chico Volcano into 9km diameter caldera. Sierra Negra volcano, Isabela Island, Galapagos, Ecuador. October 2005.
01447053
Tui De Roy / People watching the Fissure eruption of Chico volcano into 9km diameter caldera. Sierra Negra volcano, Isabela Island, Galapagos, Ecuador. October 2005.
01447051
Tui De Roy / Volcanic caldera - caldera lake steaming after eruption. Fernandina Island, Galapagos, Ecuador.
01426948
Igor Shpilenok,Igor Shpilenok / Kamchatka Brown Bear (Ursus arctos beringianus) recently risen from hibernation in the caldera of the Uzon Volcano. Kronotsky Zapovednik Nature Reserve, Kamchatka Peninsula, Russian Far East, April.
01423186
Doug Perrine / Molten lava lake in Halemaumau Crater, a pit crater in the summit caldera of Kilauea Volcano, Hawaii Volcanoes National Park, Hawaii.
01402115
Tui De Roy / Volcan Alcedo giant tortoises (Chelonoidis nigra vandenburghi) wallowing in rain pools on caldera floor, possibly for thermoregulation or detering parasites, with sulphur fumaroles in background, Alce...
01361963
Martin Gabriel / Mountain ridges of Caldera de Taburiente silhouetted through clouds. View from Roque de los Muchachos, La Palma Island, Canary Islands, Spain, February.
01295240
Oriol Alamany / Rano Kau Volcano crater with lagoon and Motu islets in the sea, Easter Island, Pacific ocean, November 2004
01257797
Wild Wonders of Europe / Relanzón / Canary pine (Pinus canariensis) forest, Caldera de Taburiente National Park, La Palma, Canary Islands, Spain, March 2009
01257796
Wild Wonders of Europe / Relanzón / Berjenado peak viewed from the Caldera, Caldera de Taburiente National Park, La Palma, Canary Islands, Spain, March 2009
01257794
Wild Wonders of Europe / Relanzón / Mountains with low clouds surrounding them, La Caldera de Taburiente National Park, La Palma, Canary Islands Spain, March 2009
01257790
Wild Wonders of Europe / Relanzón / Common raven (Corvus corax) perched on rock, La Caldera de Taburiente National Park, La Palma, Canary Islands Spain, March 2009
01239589
Juan Carlos Munoz / Close up of foot of a hiker on the caldera rim of Los Gemelos, Santa Cruz Island, Galapagos, January 2009. Model released.
01239560
Juan Carlos Munoz / View from the caldera rim of the Chico Volcano, Sierra Negra, Isabela Island, Galapagos, January 2009
01204913
Igor Shpilenok / Steaming fissures and geysers in the caldera of Uzon Volcano, Kronotsky Zapovednik, Kamchatka, Far East Russia
01204909
Igor Shpilenok / A hot spring ringed by thermophilic bacteria in the vast caldera of the Uzon Volcano, Kronotsky Zapovednik, Kamchatka, Far East Russia
.
01143520
Igor Shpilenok / Spring in the caldera of the Uzon Volcano, Kronotsky Zapovednik Reserve, Russia.
01143499
Igor Shpilenok / Dalney (Far) Lake covered with ice, Uzon Caldera, Kronotsky Zapovednik Reserve, Russia.
00579473
Vincent Grafhorst / Crater of active volcano at twilight, Erta Ale, Danakil Depression, Ethiopia
00561318
Vincent Grafhorst / Man looking into crater at night, Mount Nyiragongo, Virunga National Park, Democratic Republic of the Congo
00561316
Vincent Grafhorst / Lava in volcanic crater, Mount Nyiragongo, Virunga National Park, Democratic Republic of the Congo
00431202
Yva Momatiuk & John Eastcott / Volcanic Ubehebe Crater, Death Valley National Park, California
00423507
D. Parer & E. Parer-Cook / Volcanic caldera, Daphne Island, Galapagos Islands, Ecuador
00210251
Pete Oxford / Bartolome Island a landscape of lava and ash, Galapagos Islands, Ecuador
00141182
Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis vandenburghi) large male on caldera rim, Alcedo Volcano, Isabella Island, Galapagos Islands, Ecuador
00141072
Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis vandenburghi) on caldera rim, Alcedo Volcano, Isabella Island, Galapagos Islands, Ecuador
00140626
Tui De Roy / Galapagos Land Iguana (Conolophus subcristatus) female searching for descent route into 1, 000 meter active caldera to nest, Fernandina Island, Galapagos Islands, Ecuador
00140446
Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis vandenburghi) on caldera rim, Alcedo Volcano, Isabella Island, Galapagos Islands, Ecuador
00140431
Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis vandenburghi) group wallowing in seasonal pond on caldera rim, Alcedo Volcano, Isabella Island, Galapagos Islands, Ecuador
00140426
Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis vandenburghi) old male in dry season on caldera rim, Alcedo Volcano, Isabella Island, Galapagos Islands, Ecuador
00140052
Tui De Roy / Volcan Alcedo Giant Tortoise (Chelonoidis vandenburghi) group wallowing in seasonal pool on caldera rim, Alcedo Volcano, Isabella Island, Galapagos Islands, Ecuador
00140008
Tui De Roy / Cerro Azul caldera with lake and tufa cone at 5,900 feet, Cerro Azul Volcano, Isabella Island, Galapagos Islands, Ecuador
01697021
Tony Wu / Aerial photo of sulphur and steam vents at Mount Iozan within the Kussharo caldera. Hokkaido, Japan. March.
01697020
Tony Wu / Aerial photo of sulphur and steam vents at Mount Iozan within the Kussharo caldera. Hokkaido, Japan. March.
01697013
Tony Wu / Aerial panorama of sulphur and steam vents at Mount Iozan within the Kussharo caldera. Lake Kussharo is visible in far right background. Hokkaido, Japan. March.
01692900
Enrique Lopez-Tapia / Astronomical observator and, space radio telescope at sunset above the clouds, on the highest point of the island, Roque de los Muchachos, Caldera de Taburiente National Park, La Palma, Canary Islands...
01690155
Paul Harcourt Davies / Panther cap (Amanita pantherina), highly poisonous, growing in Birch woodland around Sulphurous marshland in the Manziano Caldera, Lazio, Italy. October.
01688375
Doug Perrine / Hot lava spewing from a vent within a spatter cone. This feeds a growing lava lake in a pit within the caldera of Halemaumau Crater, Kilauea Volcano, Hawaii Volcanoes National Park, Hawaii Island, Haw...
01688374
Doug Perrine / Hot lava spewing from vent within a spatter cone. This feeds a growing lava lake in a pit within the caldera of Halemaumau Crater, Kilauea Volcano, with Mauna Loa Volcano in background, Hawaii Volcano...
01688373
Doug Perrine / Hot lava spewing from vent within a spatter cone. This feeds a growing lava lake in a pit within the caldera of Halemaumau Crater, Kilauea Volcano, Hawaii Volcanoes National Park, Hawaii Island, Hawai...
01688367
Doug Perrine / Hot lava spewing from vent within a spatter cone. This feeds a growing lava lake in a pit within the caldera of Halemaumau Crater, Kilauea Volcano, Hawaii Volcanoes National Park, Hawaii Island , Hawa...
01688366
Doug Perrine / Hot lava spewing from vent within a spatter cone. This feeds a growing lava lake in a pit within the caldera of Halemaumau Crater, Kilauea Volcano, Hawaii Volcanoes National Park, Hawaii Island, Hawai...
01688365
Doug Perrine / Hot lava spewing from vent within a spatter cone. This feeds a growing lava lake in a pit within the caldera of Halemaumau Crater, Kilauea Volcano, Hawaii Volcanoes National Park, Hawaii Island, Hawai...
01688363
Doug Perrine / Hot lava spewing from vent within a spatter cone. This feeds a growing lava lake in a pit within the caldera of Halemaumau Crater, Kilauea Volcano, Hawaii Volcanoes National Park, Hawaii Island, Hawai...
01685329
Paul Williams / Smoke billowing from Mount Bromo volcano. View from the rim of the surrounding caldera known as the sand sea, Bromo Tengger Semeru National Park, Java, Indonesia, July, 2013.
01685328
Paul Williams / Smoke billowing from Mount Bromo volcano. View from the rim of the surrounding caldera known as the sand sea, Bromo Tengger Semeru National Park, Java, Indonesia, July, 2013.
01685327
Paul Williams / People gathering at the rim of Mount Bromo volcano as morning fog fills the surrounding caldera known as the sand sea, Bromo Tengger Semeru National Park, Java, Indonesia, July, 2013.