829-1870 - Dawn view across the Cirque de Cliaos caldera on the French island of Reunion in the Indian Ocean, Africa

829-1882 - The sun rising over the Cirque de Mafate caldera on the French island of Reunion in the Indian Ocean, Africa

829-1890 - Night-time view across the mist-shrouded Cirque de Mafate caldera on the French island of Reunion in the Indian Ocean, Africa

829-1874 - Stars over the mountain peaks encircling the Cirque de Cilaos caldera on the French island of Reunion in the Indian Ocean, Africa

829-1849 - View across the Cirque de Salazie caldera on the French island of Reunion in the Indian Ocean, Africa

829-1867 - The Cirque de Cilaos caldera on the French island of Reunion in the Indian Ocean, Africa

829-1852 - View of the Cirque de Mafate caldera and the Piton Cabri peak, 1435m, on the French island of Reunion in the Indian Ocean, Africa

829-1869 - Dawn view across the Cirque de Cliaos caldera on the French island of Reunion in the Indian Ocean, Africa

829-1884 - Mountain ridges of the Cirque de Mafate caldera on the French island of Reunion in the Indian Ocean, Africa

829-1892 - The Milky Way over the mountains encircling the Cirque de Mafate caldera on the French island of Reunion in the Indian Ocean, Africa

829-1866 - The Cirque de Cilaos caldera on the French island of Reunion in the Indian Ocean, Africa

829-1864 - Landscape along the road to the Cirque de Cilaos caldera on the French island of Reunion in the Indian Ocean, Africa

829-1893 - The Milky Way over the mountains encircling the Cirque de Mafate caldera on the French island of Reunion in the Indian Ocean, Africa

829-1883 - Mountain ridges of the Cirque de Mafate caldera on the French island of Reunion in the Indian Ocean, Africa

832-265689 - Northern end of the caldera, Cha das Caldeiras, Pico de Fogo Volcano, Fogo Island, Cape Verde Islands, Africa

832-261386 - Donkeys and horses with a view in the caldera, stairway to the port of the capital Fira, Mesa Gialos, Santorini or Thira, Cyclades, Aegean Sea, Mediterranean Sea, Greece, Europe

832-261359 - Village of Oia with a church in white and blue, view of the caldera, Island of Thirasia, Therasia in the back, Island of Santorini, Thera or Thira, Cyclades, the Aegean, Mediterranean Sea, Greece, Europe

832-261376 - Fira, capital city, with its white houses at the crater rib of the volcano, view of the caldera, Island of Santorini, Thera or Thira, Cyclades, the Aegean, Mediterranean Sea, Greece, Europe

832-261377 - Fira, capital city, with its white houses at the crater rib of the volcano, view of the caldera, Island of Santorini, Thera or Thira, Cyclades, the Aegean, Mediterranean Sea, Greece, Europe

832-261362 - Staircase to the pool at the crater rib of the volcano between Finikia and Oia in the northern part of the island, view of the caldera, Island of Santorini, Thera or Thira, Cyclades, the Aegean, Mediterranean Sea, Greece, Europe

832-252266 - Crater lake with caldera of the volcano Mount Mazama, Crater Lake National Park, Oregon, USA, North America

832-250560 - Caldera of Teide, crater's edge, Parque Naciona del Teide, Teide National Park, Tenerife, Spain, Europe

832-247544 - Sulfur fumaroles, sulfureous crystals, solfatara at Crater Lake Viti, caldera Krafla, M˝vatn, Iceland, Europe

832-228424 - Caldera de Taburiente and El Paso, view from the vantage point "Mirador de Birigoyo", La Palma, Canary Islands, Spain, Europe

817-448236 - Crater of Mount Vesuvius in Mount Vesuvius National Park, Campania, Italy.

1160-263 - Volcano Caldera de Gairia, Tuineje, Fuerteventura, Canary Islands, Spain, Europe

1160-264 - Volcano Caldera de Gairia, Tuineje, Fuerteventura, Canary Islands, Spain, Europe

1160-41 - Volcano Caldera de Gairia, near Tuineje, Fuerteventura, Canary Islands, Spain, Atlantic, Europe

29-5210 - Tengger caldera, floor and outer wall seen from Bromo volcano, Probolinggo, eastern Java, Indonesia, Southeast Asia, Asia

817-440791 - Calderís sculpture Tetes a Queue, New National Gallery or Neue Nationalgalerie, designed by Mies van der Rohe, St. Matthaeus church in the background, Berlin, Germany, Europe.

832-188150 - Sea of lava in Timanfaya National Park, Caldera Blanca at back, Lanzarote, Canary Islands, Canary Islands, Spain, Europe

832-188149 - Sea of lava in Timanfaya National Park, Lanzarote, Caldera Blanca at back, Canary Islands, Spain, Europe

832-193157 - View from the Roque de los Muchachos over the Caldera de Taburiente National Park, La Palma, Canary Islands, Spain, Europe

832-147034 - View from Oia across the caldera to Fira, Oia, Santorini, Cyclades, Greece, Europe

832-147049 - Chapel with view across the caldera, Oia, Santorini, Cyclades, Greece, Europe

832-147063 - Church in Fira on the rim of the caldera, Santorini, Cyclades, Greece, Europe

832-146943 - Houses built on the edge of the Caldera, Fira, Santorini, Cyclades, Greece, Europe

832-147057 - Sunset over the caldera, Santorini, Cyclades, Greece, Europe

832-146970 - Oia on the cliff line of the Caldera, Santorini, Cyclades, Greece, Europe

832-131617 - Green lagoon in the caldera of El Golfo, Lanzarote, Canary Islands, Spain, Europe

817-425007 - The Krafla volcanic crater near Lake Myvatn, Iceland

817-424966 - smoking fumaroles at the geothermal area of Hverir near Lake Myvatn, Iceland

817-425011 - outdoor toilet and hot spring shower from geothermal power at the Krafla volcano near Lake Myvatn, Iceland

817-425004 - smoking fumaroles at the geothermal area of Hverir near Lake Myvatn, Iceland

817-424967 - smoking fumaroles at the geothermal area of Hverir near Lake Myvatn, Iceland

817-425006 - smoking fumaroles at the geothermal area of Hverir near Lake Myvatn, Iceland

832-116530 - Observatory, Roque de los Muchachos mound, Caldera de Taburiente, La Palma island, Canary Islands, Spain, Europe

832-116529 - Observatory, Roque de los Muchachos mound, Caldera de Taburiente, La Palma island, Canary Islands, Spain, Europe

832-77295 - Creole architecture, Hotel Le Vieux Cep, Cirque de Cilaos caldera with the Piton des Neiges volcano, Cilaos, Reunion island, Indian Ocean

817-420462 - Roque de los Muchachos, Caldera de Taburiente National Park, La Palma, Canary islands, Spain

817-420460 - Roque de los Muchachos, Caldera de Taburiente National Park, La Palma, Canary islands, Spain

817-420459 - Roque de los Muchachos, Caldera de Taburiente National Park, La Palma, Canary islands, Spain

832-77285 - Piton d 'Enchaing peak in the Cirque de Salazie caldera in Hell-Bourg, Reunion island, Indian Ocean

832-77284 - Tin hut in the Cirque de Salazie caldera in Hell-Bourg, Reunion island, Indian Ocean

832-77305 - Enclos Fouque caldera with the small Formica Leo volcano and the Piton de la Fournaise volcano, La Reunion island, Indian Ocean

832-77293 - Sign Parc National de la Reunion national park, Cirque de Cilaos caldera, Reunion island, Indian Ocean

832-77283 - Hell-Bourg with the Piton d 'Enchaing peak in the Cirque de Salazie caldera, Reunion island, Indian Ocean

832-77302 - Creole architecture in Cilaos, Cirque de Mafate caldera, La Reunion island, Indian Ocean

832-45434 - Viti crater, Askja-Caldera, highlands, Iceland, Europe

832-46945 - Magma in the Halema'uma'u Crater in the Kilauea Caldera illuminating the rising sulfur dioxide plume against the evening sky, Hawaii Volcanoes National Park, Hawaii, USA

832-46944 - Magma in the Halema'uma'u Crater in the Kilauea Caldera illuminating the rising sulfur dioxide plume against the evening sky, Hawai'i Volcanoes National Park, Hawai'i, USA

817-418755 - Viti, a huge explosion crater, Northern Iceland On March 29, 1875, a violent eruption in the Dyngjufjoll mountains finally marked the end of the Askja eruptions This explosive eruption formed the crater Viti, north of Askja Lake

817-413324 - Rosalillo De Cumbre, Pterocephalus Lasiospermus, Mount Teide, National Park, Tenerife, Canary Islands, Atlantic Ocean

817-413323 - Rosalillo de cumbre, Pterocephalus lasiospermus, Mount Teide, National Park, Tenerife, Canary Islands, Atlantic Ocean

817-413325 - Tower Of Jewels Flowers, Echium Wildpretii, Mount Teide, National Park, Tenerife, Canary Islands, Atlantic Ocean

817-413326 - Tower Of Jewels Flowers, Echium Wildpretii, Mount Teide, National Park, Tenerife, Canary Islands, Atlantic Ocean

1113-77237 - Kyklan, Santorini, sunset in Fira

1113-77238 - Cyclan, Santorini, village church in Oia

1113-44673 - Maido, View into the caldera of Mafate, La Reunion, Indian Ocean

1113-44669 - Dimitile, View into Cirque de Cilaos crater, La Reunion, Indian Ocean

1113-42119 - Beach and sailing cruiseship Star Flyer (Star Clippers Cruises) at sunset, Puerto Caldera, Puntarenas, Costa Rica, Central America, America

1113-44702 - Maido, View into the caldera of Mafate, La Reunion, Indian Ocean

1113-42120 - People on beach and sailing cruiseship Star Flyer (Star Clippers Cruises) at sunset, Puerto Caldera, Puntarenas, Costa Rica, Central America, America

1113-44674 - Maido, View into the caldera of Mafate, La Reunion, Indian Ocean

1113-38794 - Maido, people looking into the caldera of Mafate, La Reunion, Indian Ocean

1113-18931 - Pine trees and mountains under blue sky, Caldera de Taburiente, Parque Nacional de Taburiente, La Palma, Canary Islands, Spain, Europe

1113-21275 - Sete Cidades in the Caldera, Western part of the island, Sao Miguel, Azores, Portugal

1113-18962 - Observatories on a mountain ridge, Roque de los Muchachos, Caldera de Taburiente, La Palma, Canary Islands, Spain, Europe

1113-18981 - Coastal town Puerto Tazacorte under blue sky, Caldera de Taburiente, La Palma, Canary Islands, Spain, Europe

1113-18963 - Observatory above cloud cover, Roque de los Muchachos, Caldera de Taburiente, La Palma, Canary Islands, Spain, Europe

1113-18979 - Coastal town Puerto Tazacorte under blue sky, Caldera de Taburiente, La Palma, Canary Islands, Spain, Europe

1113-18961 - Reflecting telescope in front of a mountain, Roque de los Muchachos, Caldera de Taburiente, La Palma, Canary Islands, Spain, Europe

1113-13098 - Gran Telescopio Canarias, GranTeCan, GTC, world's largest mirror telescope, Observatorio Astrofisico, astronomy, astrophysics, observatory, cupola, Roque de los Muchachos, Caldera de Taburiente, La Palma, Canary Islands, Spain, Europe

1113-13153 - Coastal landscape at Los Cancajos, Santa Cruz de la Palma and east side of Caldera de Taburiente in the background, Atlantic ocean, UNESCO Biosphere Reserve, Atlantic ocean, La Palma, Canary Islands, Spain, Europe

1113-13100 - Observatorio Astrofisico, astronomy, astrophysics, observatory, cupolas, Roque de los Muchachos, Caldera de Taburiente, national parc, Parque Nacional Caldera de Taburiente, natural preserve, UNESCO Biosphere Reserve, La Palma, Canary Islands, Spain, Europe

1113-13097 - Magic telescope, worlds largest IACT mirror telescope, Imaging Atmospheric Cherenkov Telescope, 17m diameter, Observatorio Astrofisico, astronomy, astrophysics, observatory, Roque de los Muchachos, Caldera de Taburiente, La Palma, Canary Islands, Spain, Europe

1113-13117 - Pico Bejenado (1857m), peak of the extinct volcano crater Caldera de Taburiente and coast at dusk, Puerto de Tazacorte, UNESCO Biosphere Reserve, Atlantic ocean, La Palma, Canary Islands, Spain, Europe

1113-13109 - Pico Bejenado (1857m), peak of the extinct volcano crater Caldera de Taburiente and beach, Puerto de Tazacorte, UNESCO Biosphere Reserve, Atlantic ocean, La Palma, Canary Islands, Spain, Europe

1113-13105 - Pico Bejenado (1857m), peak of the extinct volcano crater Caldera de Taburiente and beach with paraglider, Puerto de Tazacorte, NESCO Biosphere Reserve, Atlantic ocean, La Palma, Canary Islands, Spain, Europe

1113-13125 - Man walking through a water channel and tunnel, moss, Galeria de agua, Fuentes Marcos y Cordero, natural preserve, Parque Natural de las Nieves, east side of extinct volcanic crater, Caldera de Taburiente, above San Andres, UNESCO Biosphere Reserve, La Palma, Canary Islands, Spain, Europe

1113-13096 - Magic telescope, worlds largest IACT mirror telescope, Imaging Atmospheric Cherenkov Telescope, 17m diameter, Observatorio Astrofisico, astronomy, astrophysics, observatory, Roque de los Muchachos, Caldera de Taburiente, La Palma, Canary Islands, Spain, Europe

1113-13106 - Pico Bejenado (1857m), peak of the extinct volcano crater Caldera de Taburiente and beach, Puerto de Tazacorte, UNESCO Biosphere Reserve, Atlantic ocean, La Palma, Canary Islands, Spain, Europe

1113-13108 - Pico Bejenado (1857m), peak of the extinct volcano crater Caldera de Taburiente and beach, Puerto de Tazacorte, UNESCO Biosphere Reserve, Atlantic ocean, La Palma, Canary Islands, Spain, Europe

1113-13116 - Pico Bejenado (1857m), peak of the extinct volcano crater Caldera de Taburiente and coast at dusk, Puerto de Tazacorte, UNESCO Biosphere Reserve, Atlantic ocean, La Palma, Canary Islands, Spain, Europe

1113-13099 - Observatorio Astrofisico, astronomy, astrophysics, observatory, cupolas, Roque de los Muchachos, Caldera de Taburiente, national parc, Parque Nacional Caldera de Taburiente, natural preserve, UNESCO Biosphere Reserve, La Palma, Canary Islands, Spain, Europe

1113-13101 - Observatorio Astrofisico, astronomy, astrophysics, observatory, cupolas, Roque de los Muchachos, Caldera de Taburiente, national parc, Parque Nacional Caldera de Taburiente, natural preserve, UNESCO Biosphere Reserve, La Palma, Canary Islands, Spain, Europe

1113-13102 - Observatorio Astrofisico, astronomy, astrophysics, observatory, cupolas, Roque de los Muchachos, Caldera de Taburiente, national parc, Parque Nacional Caldera de Taburiente, natural preserve, UNESCO Biosphere Reserve, La Palma, Canary Islands, Spain, Europe

1113-13121 - Family hiking through a water channel, moss, Galeria de agua, Fuentes Marcos y Cordero, natural preserve, Parque Natural de las Nieves, east side of extinct volcanic crater, Caldera de Taburiente, above San Andres, UNESCO Biosphere Reserve, La Palma, Canary Islands, Spain, Europe

1113-13090 - Gran Telescopio Canarias, GranTeCan, GTC, the world's largest mirror telescope, Observatorio Astrofisico, astronomy, astrophysics, cupola of the observatory, Roque de los Muchachos, Caldera de Taburiente, La Palma, Canary Islands, Spain, Europe

1113-12982 - Flower meadow in Spring, Caldera Colorada, extinct volcano, La Florida, village near Masdache, UNESCO Biosphere Reserve, Lanzarote, Canary Islands, Spain, Europe