1113-107331 - Delicate Arch, Arches National Park, Moab, Utah, United States of America,

1113-107330 - Delicate Arch, Arches National Park, Moab, Utah, United States of America,

1113-107329 - Horseback rider, Bryce Canyon, Bryce Canyon National Park, Utah, USA

1178-42973 - United States, Utah, Zion National Park, Pool in Virgin River in The Narrows of Zion National Park

832-396452 - Salt in small bowl with spoon, natural salt, salt crystals, Austria, Europe

860-290682 - Portrait of an impala calf, Aepyceros melampus, looking at the camera.

860-290679 - Herd of African elephants, Loxodonta africana, with Mount Kilimangiaro in the background. Amboseli National Park, Kenya, Africa.

860-290892 - Waterfall Sellfoss in the Vatnajoekull NP. Sellfoss is the first of several waterfalls of river Joekulsa a Fjoellum in the canyon Joekulsargljufur. Europe, Northern Europe, Iceland

860-290579 - Plaine morte Glacier, Alps, Bernese Oberland, Switzerland

860-290683 - A Giraffe, Giraffa camelopardalis, with a dart in the left shoulder. Lake Nakuru National Park, Kenya, Africa.

860-290893 - Canyon Joekulsargljufur and river Joekulsa a Fjoellum with waterfall Hafragilsfoss in Vatnajoekull NP. Europe, Northern Europe, Iceland

1178-42842 - United States, Utah, Bryce Canyon National Park, Senior hiker standing in sandstone archway

1178-42775 - United States, Utah, Escalante, Senior female hiker standing in canyon

1178-42841 - United States, Utah, Bryce Canyon National Park, Hoodoo rock formations in canyon

1178-42837 - United States, Utah, Escalante, Senior female hiker sitting on rock in canyon

1178-42777 - United States, Utah, Escalante, Waterfall in rocky terrain

1178-42839 - United States, Utah, Bryce Canyon National Park, Hoodoo rock formations in canyon

1178-42838 - United States, Utah, Bryce Canyon National Park, Hoodoo rock formations in canyon

1178-42836 - United States, Utah, Escalante, Senior female hiker exploring canyon

1178-42840 - United States, Utah, Bryce Canyon National Park, Single tree on canyon edge

1178-42776 - United States, Utah, Escalante, Senior hiker walking in sandstone canyon

1178-42843 - United States, Utah, Escalante, Senior hiker exploring sandstone cliff

746-90900 - Glacier Fjallsjoekull and frozen glacial lake Fjallsarlon in Vatnajokull NP during winter. Europe, Northern Europe, Iceland, February

746-91099 - Quebrada de las Conchas also called Quebrada de Cafayate. A canyon with colorful rock formations created by Rio de las Conchas. South America, Argentina, November

746-90669 - Landscape in the geothermal area Hveradalir in the mountains Kerlingarfjoell in the highlands of Iceland. Europe, Northern Europe, Iceland, August

746-90666 - Hikers in the geothermal area Hveradalir in the mountains Kerlingarfjoell in the highlands of Iceland. Europe, Northern Europe, Iceland, August

746-91097 - Routa 68. Quebrada de las Conchas also called Quebrada de Cafayate. A canyon with colorful rock formations created by Rio de las Conchas. South America, Argentina, November

746-91168 - The church of Thingvellir in the Thingvellir National Park in Iceland during winter. Thingvellir is listed as UNESCO world heritage site. europe, northern europe, scandinavia, iceland, February

746-91178 - Reykjanesviti lighthouse with steam hovering over the hot springs of the geothermal area Gunnuhver and teh geothermal power plant Sudurnes. europe, northern europe, iceland, February

746-91098 - Routa 68. Quebrada de las Conchas also called Quebrada de Cafayate. A canyon with colorful rock formations created by Rio de las Conchas. South America, Argentina, November

746-90668 - Hikers in the geothermal area Hveradalir in the mountains Kerlingarfjoell in the highlands of Iceland. Europe, Northern Europe, Iceland, August

746-91096 - Routa 68. Quebrada de las Conchas also called Quebrada de Cafayate. A canyon with colorful rock formations created by Rio de las Conchas. South America, Argentina, November

746-90667 - Signpost for hikers in the geothermal area Hveradalir in the mountains Kerlingarfjoell in the highlands of Iceland. Europe, Northern Europe, Iceland, August

746-90665 - Hikers in the geothermal area Hveradalir in the mountains Kerlingarfjoell in the highlands of Iceland. Europe, Northern Europe, Iceland, August

1350-6344 - Devils Tower National Monument, Wyoming.

1350-6296 - Bronze plaque pointing out mountain peaks seen from Dee Wright Observatory at McKenzie Pass in the Cascade Mountains of Oregon, with North Sister and Middle Sister volcanic peaks in the distance.

1350-6195 - "El Rincon" Campsite at Night, Perito Moreno National Park, Southern Andean Patagonia, Santa Cruz, Argentina

1350-6199 - Lake Belgrano view from Cerro Leon (1434m), Perito Moreno National Park, Southern Andean Patagonia, Santa Cruz, Argentina

1350-6201 - Sunrise hits Andes Mountains from "El Rincón", Perito Moreno National Park, Southern Andean Patagonia, Santa Cruz, Argentina

1350-6217 - Guanacos (Lama guanicoe) Guanaco in the Wild, Perito Moreno National Park, Southern Andean Patagonia, Santa Cruz, Argentina

1350-6164 - Entrance Sign to Perito Moreno National Park, Southern Andean Patagonia, Santa Cruz, Argentina

1350-6297 - Painted Hills Unit, John Day Fossil Beds National Monument, Oregon.

1350-6159 - Red Cloud over Cerro León (1424m), Perito Moreno National Park, Southern Andean Patagonia, Santa Cruz, Argentina

1350-6215 - Red Fox (Pseudalopex culpaeus), Perito Moreno National Park, Southern Andean Patagonia, Santa Cruz, Argentina

1350-5474 - Rocky beach and village at dusk. Trengandin beach. Noja, Cantabria. Spain, Europe.

1350-5530 - Coastal landscape. La Ballena. Sonabia (Castro Urdiales) Cantabria, Spain, Europe.

1350-5475 - Rocky beach and village at dusk. Trengandin beach. Noja, Cantabria. Spain, Europe.

1350-5532 - Galizano bech aerial view. Ribamontan al Mar. Cantabria, Spain, Europe.

1350-5473 - Rocky beach and village at dusk. Trengandin beach. Noja, Cantabria. Spain, Europe.

1350-5531 - Coastal landscape. Sonabia (Castro Urdiales) Cantabria, Spain, Europe.

1350-5526 - Espigￃﾼete peak view from Bistruey mountain area. Cantabria, Spain, Europe,

1178-42004 - Japanese woman hiking between canyon walls

1350-4697 - Strokkur geyser erupting, in the Geysir hot springs area, Haukadalur geothermal area, Southwest Iceland

1350-4730 - Geysir name carved in stone, Geysir hot springs area, Haukadalur geothermal area, Southwest Iceland

1350-4951 - Strokkur geyser erupting, in the Geysir hot springs area, Haukadalur geothermal area, Southwest Iceland

1350-4942 - Rock formation at Meteora, Thessaly, Greece

832-394630 - Glacier-carved basalt columns, Kirkjugolf or church pavement, Kirkjubaejarklaustur, Skaftarhreppur, Suourland, Iceland, Europe

832-394628 - Glacier-carved basalt columns, Kirkjugolf or church pavement, Kirkjubaejarklaustur, Skaftarhreppur, Suourland, Iceland, Europe

832-394624 - Glacier-carved basalt columns, Kirkjugolf or church pavement, Kirkjubaejarklaustur, Skaftarhreppur, Suourland, Iceland, Europe

1350-4203 - A traditional cormorant fisherman on a bamboo raft with his cormorants on the Li River, Xingping, China.

1350-4391 - Aurora Borealis (Northern Lights) over VisitInari wood cabins in Lake Inari, Lapland, Finland

1350-4624 - Norris Geyser Basin in Yellowstone National Park, USA

1350-4622 - Young woman in Norris Geyser Basin, Yellowstone National Park, USA

1350-4197 - A traditional cormorant fisherman on a bamboo raft with his cormorants on the Li River, Xingping, China.

1350-4629 - Young woman in Norris Geyser Basin, Yellowstone National Park, USA

1350-4625 - Norris Geyser Basin in Yellowstone National Park, USA

1350-4392 - Aurora Borealis (Northern Lights) over VisitInari wood cabins in Lake Inari, Lapland, Finland

1350-4057 - A cormorant fisherman with cormorants on a bamboo raft on the Li River. Xingping, China.

1350-4638 - Person watches fumaroles in Upper Geyser Basin, Yellowstone National Park, USA

1350-4628 - Norris Geyser Basin in Yellowstone National Park, USA

1350-4627 - Young woman in Norris Geyser Basin, Yellowstone National Park, USA

1350-4198 - A traditional cormorant fisherman on a bamboo raft with his cormorants on the Li River, Xingping, China.

1350-4641 - Steam vents rising from river in Yellowstone National Park, USA

1350-4065 - A traditional cormorant fisherman on a bamboo raft with his cormorants on the Li River, Xingping, China.

1350-4064 - A traditional cormorant fisherman on a bamboo raft with his cormorants on the Li River, Xingping, China.

1350-4289 - Gorge and river with decidual forest in autumn. Arbayun gorge. Navarre, Spain, Europe.

1350-4199 - An elderly cormorant fisherman with cormorants perched on a bamboo pole on the Li River. Xingping, China.

1350-4192 - A cormorant fisherman poles his bamboo raft on the Li River iat sunset. Xingping, China.

1350-4200 - An elderly cormorant fisherman with cormorants perched on a bamboo pole on the Li River. Xingping, China.

1350-4288 - Gorge and river with decidual forest in autumn. Arbayun gorge. Navarre, Spain, Europe.

1350-4621 - Norris Geyser Basin in Yellowstone National Park, USA

1350-4202 - A cormorant fisherman in traditional cape on the Li River. Xingping, China, with limestone karsts behind.

1350-4201 - An elderly cormorant fisherman with cormorants perched on a bamboo pole on the Li River. Xingping, China.

1350-4626 - Norris Geyser Basin in Yellowstone National Park, USA

1350-4390 - Aurora Borealis (Northern Lights) over Lake Inari, Lapland, Finland

1350-4623 - Young woman in Norris Geyser Basin, Yellowstone National Park, USA

1348-5310 - A geologic time scale shows major evolutionary events from 650 million years ago to the present.

1348-5241 - Crystals of Moon rock

1348-3392 - Satellite view of Mount Kilimanjaro, Tanzania. This dormant volcano is the highest mountain in Africa. It is part of the Kilimanjaro National Park. This image was compiled from data acquired by Landsat satellites.

1348-5242 - Lab technician examining a lunar sample

1348-3116 - Carbon Dioxide Hazard Area warning sign around Horseshoe Lake, Inyo National Forest

1348-5300 - A cross section of Earth's outer layers, from the crust through the lower mantle.

1348-2770 - Miners working at Potosi silver mines, Department of Potosi, Bolivia, South America

1348-3430 - Satellite view of Uluru Ayers Rock, Northern Territory, Australia. This image was compiled from data acquired by Landsat satellites.

1348-3187 - Section of the Earth

1348-3120 - Ocean resources

1348-3122 - Island

1116-50821 - Rock formations in the Siloli Desert and Andes Mountains; Potosi Department, Bolivia

1116-51690 - Sunset at Pura Gede Luhur Batu Ngaus; Bali, Indonesia

1116-51616 - Unique and patterned rock surfaces, Bisti Badlands, Bisti/De-Na-Zin Wilderness, San Juan County; New Mexico, United States of America