Results
« Previous 1 … 36 37 38 39 40 … 69 Next »
6878 results found
Petrified sand dunes, White Canyon State Park, Red Cliffs Desert Reserve near St. George, Utah, United States of America
Geology lines in Sandvannet Lake, Nordland County, Norway. The Glomfjord Mountains are visible on the horizon.
Perito Moreno glacier, Lago Argentino, Argentina.
Old ice breaking under newer ice when the lake froze, Lake Baikal, Russia.
Person hiking on Matanuska Glacier, Alaska.
Panorama of Perito Moreno glacier, Lago Argentino, Argentina.
Neko Harbor, Antarctic Peninsula.
Wilhelmina Bay iceberg, Antarctic Peninsula.
Wilhelmina Bay iceberg, Antarctic Peninsula.
Wilhelmina Bay iceberg, Antarctic Peninsula.
Rock formation protruding from the frozen lake, Lake Baikal, Russia.
Perito Moreno glacier ice breaks into the lake, Lago Argentino.
Lake inside a crater, Iceland.
Iceberg around the island, Spitsbergen, Norway.
River in a basalt gorge, Iceland.
Inside a frozen cave, Lake Baikal, Russia.
Mountains around Pico do Arieiro peak, Santana, Madeira, Portugal, Atlantic, Europe
The Little Teepees on the north side of Haystack Mesa in Petrified Forest National Park, Arizona, United States of America, North America
October 19, 2013 - Eruption of Kliuchevskoi (Klyuchevskoy) Volcano, Kamchatka, Russia. Ash and steam cloud are blown away by wind. View over industrial area of Kliuchi town with Kamchatka River in foreground.
October 24, 2013 - Eruption of Kliuchevskoi (Klyuchevskoy) Volcano, Kamchatka, Russia, seen in evening light. Ash cloud is produced by the activity. Kamen volcano is seen on right.
October 21, 2013 - Nighttime view of incandescent rockfall of glowing lava down flank of lava dome of Shiveluch Volcano, Kamchatka, Russia.
February 24, 2013 - Powerful explosive eruption of Sakurajima volcano, Japan. Ash cloud rises against blue sky.
November 25, 2012 - Extrusion of lava through lava plug on top of conduit leads to small glowing rockfalls. Batu Tara volcano, Komba Island, Indonesia.
November 26, 2012 - Powerful explosive strombolian type eruption of Batu Tara volcano, Komba Island, Indonesia. Trajectories of red glowing lava bombs are visible.
January 24, 2012 - Yellow sulphurous deposits resulting from degassing coating scoria cone formed during eruption on Nyamuragira Volcano, Democratic Republic of Congo.
January 24, 2012 - Lava in crater glowing during blue hour on Nyamuragira Volcano, Kimanura Eruption.
September 12, 2009 - Plume Geyser eruption, Upper Geyser Basin geothermal area, Yellowstone Caldera, Yellowstone National Park, Wyoming.
September 12, 2009 - Castle Geyser eruption with rainbow, Upper Geyser Basin geothermal area, Yellowstone Caldera, Yellowstone National Park, Wyoming.
September 12, 2009 - Chromatic Pool Hot Spring, Upper Geyser Basin geothermal area, Yellowstone Caldera, Yellowstone National Park, Wyoming.
September 12, 2009 - Morning Glory Pool Hot Spring, Upper Geyser Basin geothermal area, Yellowstone Caldera, Yellowstone National Park, Wyoming.
September 12, 2009 - Chromatic Pool Hot Spring, Upper Geyser Basin geothermal area, Yellowstone Caldera, Yellowstone National Park, Wyoming.
September 12, 2009 - Grand Prismatic Spring, Midway Geyser Basin geothermal area, Yellowstone Caldera, Yellowstone National Park, Wyoming.
September 11, 2009 - White Dome Geyser erupting, Lower Geyser Basin geothermal area, Yellowstone Caldera, Yellowstone National Park, Wyoming.
December 23, 2007 - Lava flow on the flank of Pacaya volcano, Guatemala.
November 2007 - Champagne Pool hot spring, Wai-O-Tapu Geothermal area, Taupo Volcanic Zone, New Zealand.
December 22, 2007 - Lava flowing from a small lava shield on the flank of Pacaya volcano, Guatemala.
November 2007 - Orange coloration in Champagne Pool hot spring, Wai-O-Tapu Geothermal area, Taupo Volcanic Zone, New Zealand.
November 2007 - Bubbles rising in Champagne Pool hot spring, Wai-O-Tapu Geothermal area, Taupo Volcanic Zone, New Zealand.
November 2007 - Champagne Pool and Artist's Palette, Wai-O-Tapu Geothermal area, Taupo Volcanic Zone, New Zealand.
January 22, 2011 - Lava Lake in bottom of summit caldera, Nyiragongo Volcano, Democratic Republic of the Congo.
January 21, 2011 - Active lava lake in pit crater, Nyiragongo Volcano, Democratic Republic of the Congo.
January 21, 2011 - Nighttime view of summit caldera with lava lake, Nyiragongo Volcano, Democratic Republic Congo.
January 21, 2011 - Nighttime view of lava lake in pit crater, Nyiragongo Volcano, Democratic Republic of the Congo.
January 21, 2011 - Nighttime view of lava lake in pit crater, Nyiragongo Volcano, Democratic Republic of the Congo.
May 20, 2008 - Lava bomb trajectories visible during nighttime vulcanian eruption of Anak Krakatau volcano, Sunda Strait, Java, Indonesia.
November 13, 2007 - Moeraki Boulders, round septarian concretions created by cementation of Paleocene mudstone of the Moeraki formation, Koekohe Beach, New Zealand.
November 13, 2007 - Moeraki Boulders, spherical septarian concretions created by cementation of Paleocene mudstone of the Moeraki formation, Koekohe Beach, New Zealand.
Close-up of lava flow, Kilauea volcano, Big Island, Hawaii.
December 11, 2005 - Nighttime eruption of Santiaguito dome complex, Santa Maria volcano, Guatemala.
December 30, 2007 - Lava is flung high in the air during a nighttime eruption of Fuego volcano, Antigua, Guatemala.
November 2006 - Lava flow during eruption of Mount Etna volcano, Sicily, Italy.
February 11, 2008 - Dallol geothermal area, 1926 explosion crater by Black Mountain, Danakil Depression, Ethiopia.
February 10, 2008 - Dallol geothermal area, brine hot springs, Danakil Depression, Ethiopia.
January 30, 2011 - Lava lake illuminating walls of pit crater at nightfall, Erta Ale volcano, Danakil Depression, Ethiopia.
January 30, 2011 - Lava lake illuminating walls of pit crater at nightfall, Erta Ale volcano, Danakil Depression, Ethiopia.
January 27, 2011 - Dallol geothermal area, potassium salt deposits formed by brine hot springs, Danakil Depression, Ethiopia.
January 27, 2011 - Dallol geothermal area, potassium salt deposits formed by brine hot springs, Danakil Depression, Ethiopia.
January 27, 2011 - Dallol geothermal area, potassium salt deposits formed by brine hot springs, Danakil Depression, Ethiopia.
January 27, 2011 - Dallol geothermal area, terraces, potassium salt deposits formed by brine hot springs, Danakil Depression, Ethiopia.
January 27, 2011 - Dallol geothermal area, potassium salt deposits formed by brine hot springs, Danakil Depression, Ethiopia.
January 27, 2011 - Dallol geothermal area, potassium salt deposits formed by brine hot springs, Danakil Depression, Ethiopia.
Technical diver in cave system, Mexico.
Diver using side mount gear in cave in Mexico.
Northern lights over Hvitserkur, a spectacular rock formation in Iceland.
Northern lights over Hvitserkur, a spectacular rock formation in Iceland.
Nothern lights over Lake Myvatn geothermal area, Iceland.
Licancabur stratovolcano reflected in Laguna Tebinquinche, Chile.
Lascar volcano in Chile.
Panoramic view of the Lascar volcano complex in Chile.
East slopes of Haystack Mesa in Petrified Forest National Park, Arizona, United States of America, North America
Slabs of brown sandstone on the summit of Crystal Mesa west of Hamilili Point in Petrified Forest National Park, Arizona, United States of America, North America
The south Haystack Hill in Petrified Forest National Park, Arizona, United States of America, North America
A shallow cave carved out of a cliff wall below the Blue Mesa in Petrified Forest National Park, Arizona, United States of America, North America
Hoodoo filled cliffs on the north side of Blue Mesa in Petrified Forest National Park, Arizona, United States of America, North America
The east cliffs of Blue Mesa near sunset, Petrified Forest National Park, Arizona, United States of America, North America
Kicker Rock, a volcanic formation near the island of San Cristobal, a popular spot for snorkelling, Galapagos Islands, UNESCO World Heritage Site, Ecuador, South America
View of Anvil Hill and Crystal Butte from the summit of Crystal Mesa west of Hamilili Point in Petrified Forest National Park, Arizona, United States of America, North America
A cliff cave below Crystal Mesa west of Hamilili Point in Petrified Forest National Park, Arizona, United States of America, North America
A rock table sculpted by the wind on Crystal Mesa west of Hamilili Point in Petrified Forest National Park, Arizona, United States of America, North America
View of Crystal Mesa west of Hamilili Point in Petrified Forest National Park, Arizona, United States of America, North America
A dry waterfall west of Hamilili Point in Petrified Forest National Park, Arizona, United States of America, North America
Goblin Garden west of Hamilili Point in Petrified Forest National Park, Arizona, United States of America, North America
Goblin Garden west of Hamilili Point in Petrified Forest National Park, Arizona, United States of America, North America
Goblin Garden west of Hamilili Point in Petrified Forest National Park, Arizona, United States of America, North America
Goblin Garden west of Hamilili Point in Petrified Forest National Park, Arizona, United States of America, North America
Goblin Garden west of Hamilili Point in Petrified Forest National Park, Arizona, United States of America, North America
Anvil Hill west of Hamilili Point in Petrified Forest National Park, Arizona, United States of America, North America
A dry waterfall in Crystal Creek below Crystal Mesa west of Hamilili Point in Petrified Forest National Park, Arizona, United States of America, North America
A sloping red sand dune above Hamilili Wash in Petrified Forest National Park, Arizona, United States of America, North America
A rocky shore at low tide and under grey skies; at Welcombe Mouth, Hartland, north Devon, England, United Kingdom, Europe
Panorama of sunset over snow-capped mountain range in the Song Kol lake area of Kyrgyzstan
Views of the abandoned whaling station at Stromness Harbor on South Georgia Island, Southern Ocean
The west entrance of Supai Tunnel on North Kaibab Trail, Grand Canyon North Rim, UNESCO, Arizona, United States of America
The Red Wall of sandstone east of Supai Tunnel on North Kaibab Trail, Grand Canyon North Rim, UNESCO, Arizona, United States of America
Red Wall cliffs of Roaring Springs Canyon on North Kaibab Trail, Grand Canyon North Rim, UNESCO, Arizona, United States of America
The sheer cliff of the Red Wall along the North Kaibab Trail, Grand Canyon North Rim, UNESCO, Arizona, United States of America
View of Roaring Springs Canyon along the North Kaibab Trail at Grand Canyon North Rim, UNESCO, Arizona, United States of America
Lonely Boulders and exposed rock in Pleasant Valley, Kaibab National Forest just north of Grand Canyon North Rim, Arizona, United States of America
The Coconino Overlook along the North Kaibab Trail at Grand Canyon North Rim, UNESCO, Arizona, United States of America
Suilven, Assynt, Sutherland, Highlands, Scotland, United Kingdom