Inaki Relanzon / Volcanic eruption, Eyjafjallajokull, near the Myrdalsjokull glacier, South Iceland, april 2010.
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Guy Edwardes / Svartifoss / Black Falls, Skaftafell National Park Iceland, July 2009
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Gavin Hellier / The Blue Lagoon, Iceland's most famous tourist attraction is located among the black lava flows outside Reykjavik. The geothermal spa owes its existence to the Svartsengi geothermal power plant powere...
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Gavin Hellier / The Blue Lagoon, Iceland's most famous tourist attraction is located among the black lava flows outside Reykjavik. The geothermal spa owes its existence to the Svartsengi geothermal power plant powere...
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Floris van Breugel / Strange ice stalagmites collect under slowly dripping water in one of the many lava tube caves of Lava Beds National Monument, Northern California, USA, December
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Erlend Haarberg / Glacier ice in shallow water on black lava sand on beach, Oraefi, Iceland, June
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Erlend Haarberg / Stones on black lava sand on beach, Oraefi, Iceland, June 2008
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Erlend Haarberg / Solidified lava surface from previous volcanic activity, Leirhnjukur, Iceland, June 2008
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John Abbott / Lava gull (Leucophaeus fuliginosus) on beach, Genovesa Island, Galapagos
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Angelo Gandolfi / View of the Fiora river, which has excavated the tufaceous layer, exposing the lava flow made of black Tephrite rocks and forming Pellicone lake, Vulci archaeological and nature park, Lazio, Italy. Ma...
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Richard Du Toit / Aerial view of black lava flows, Lake Turkana, Great Rift Valley, NW Kenya
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Jean E. Roche / Pine tree seedling on black marl, Baronnies, France