832-406531 - Hiker in blue jacket navigating rocky landscape near a small waterfall on mount txindoki, showcasing the rugged beauty of gipuzkoa, basque country

832-406509 - Illuminating stalactites reflecting in the turquoise waters of martel lake create a breathtaking subterranean spectacle in drach caves

832-406487 - Tourist walking on a concrete walkway inside the famous postojna cave in slovenia, admiring the stalactites and stalagmites during a guided tour

832-406486 - Tourists walking on a footpath and exploring the magnificent postojna cave in slovenia, a popular tourist attraction

832-406485 - Tourists walking on illuminated footpath inside the famous postojna cave, a karst cave system near postojna, slovenia

1311-1199 - An ephemeral pool of water in the granite riverbed of the Agua Fria River Canyon in the Agua Fria National Monument of Arizona.

1311-1195 - The granite riverbed of the Agua Fria River Canyon in the Agua Fria National Monument of Arizona.

1265-916 - dramatic coastline with rocks of Madeira, Portugal

1358-671 - Cuckmere Haven in the South Downs National Park, East Sussex, England, UK, where the Cuckmere river flows into the English Channel. The chalk cliffs to the East are known as the Seven Sisters.

1265-897 - amazing sunrise in the mountains between Pico Do Arieiro and Pico Ruivo, Madeira, Portugal

1365-880 - Lodore Falls waterfalls, Borrowdale Valley, Lake District National Park, UNESCO, Cumbria, England, United Kingdom

1112-11691 - View of the Polychrome Mountains from lookout point on the park road inside Denali National Park and Preserve, Alaska, United States of America

1382-2405 - Aerial view from hot air balloon over Hegra site and around, AlUla, Medina Province, Saudi Arabia

1112-11262 - Interesting lenticular cloud formations forming over the island of South Georgia in the Southern Ocean

1358-563 - Petrified sand dunes, White Canyon State Park, Red Cliffs Desert Reserve near St. George, Utah, United States of America

1359-1903 - Double Arch in the Windows Section, Arches National Park, Moab, Utah, United States of America, North America

1359-1898 - Dramatic canyon terrain at Grand View Point at dusk, Canyonlands National Park, Utah, United States of America, North America

1359-1829 - Zion valley and Virgin River seen from Kayenta trail, Zion National Park, Utah, United States of America, North America

1365-670 - Mountains near Masca, western Tenerife, Canary Islands, Spain, Atlantic, Europe

1365-616 - Sangobeg Bay near Durness, Sutherland, Highlands, Scotland, United Kingdom, Europe

1359-1405 - Ubinas volcano reflected in a pool at salt flats, Salinas y Aguada Blanca National Reserve, Arequipa Province, Arequipa Region, Peru, South America

1311-960 - Hoodoo filled cliffs on the north side of Blue Mesa in Petrified Forest National Park, Arizona, United States of America, North America

1311-943 - A purple canyon with a dry creek in between hills of bentonite in Petrified Forest National Park, Arizona, United States of America, North America

802-802 - The intertidal zone of the Quantock Coast, West Somerset, contains an abundance of geology and wildlife. It is a Site of Special Scientific Interest (SSSI) and is of international geological importance.

832-402431 - Beautiful rock formations in the desert of the American Southwest from above using a drone

832-401501 - Lanscape view of Ha Giang province, Vietnam, Asia

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

832-388281 - Moeraki Bolders at full moon, round rock balls, geological concretion, Hampden, Otago, New Zealand, Oceania

832-388280 - Moeraki Bolders, round rock balls, geological concretion, Hampden, Otago, New Zealand, Oceania

832-388282 - Moeraki Bolders, round rock balls, geological concretion, Hampden, Otago, New Zealand, Oceania

832-386082 - Champagne Pool, hot spring, Waiotapu Geothermal Wonderland, Rotorua, North Island, New Zealand, Oceania

832-386084 - Champagne Pool, hot spring, Waiotapu Geothermal Wonderland, Rotorua, North Island, New Zealand, Oceania

1116-47762 - Andernach Geyser, a cold-water geyser on Namedy Peninsula, Germany

1116-45973 - Bowleaze Cove, Weymouth, Dorset, England

832-383221 - Travertine terrace formations, UNESCO World Heritage Site, Pamukkale, Denizli Province, Aegean Region, Turkey, Asia

832-383057 - Punta Caroddi pinnacle in Cala Goloritze bay, in the evening light, Golfo di Orosei, Golfo di Orosei und Gennargentu National Park, Sardinia, Italy, Europe

832-382589 - Klipspringer of the red rocks of Arbatax, porphyry rocks, Tortoli, Province of Ogliastra, Sardinia, Italy, Europe

832-382419 - Water reflections in the cave Cueva de los Verdes, illuminations of the cave system of a lava tube designed by Cesar Manrique, Lanzarote, Canary Islands, Spain, Europe

832-382629 - Solfataras, fumaroles, mud pots, sulfur and other minerals, a woman on the viewing platform at the back, high-temperature geothermal area or Hverarond or Hverir, Namafjall mountains, Myvatn area, Norourland eystra, Iceland, Europe

832-382612 - Lime terraces with lakes, Huanglong National Park, Sichuan Province, China, Asia

832-382100 - Pörnfoss Waterfall, evening light, Iceland, Europe

832-381482 - View of Bryce Amphitheater from Inspiration Point, coloured rock formations, fairy chimneys, morning light, Bryce Canyon National Park, Utah, USA, North America

832-381104 - Bruarfoss Waterfall, turquoise stream, Iceland, Europe

832-380859 - Moeraki boulders, at sunrise, geological formation, Koekohe Beach, Moeraki, East Coast, Otago, South Island, New Zealand, Oceania

832-380885 - Champagne Pool, hot thermal spring, Waiotapu, Waiotapu, Roturoa, North Island, New Zealand, Oceania

832-380804 - Two tourists standing beside steaming fumarole, solfatara in Hverarond, also Hverir or Namaskard, geothermal area, North Iceland, Iceland, Europe

832-380829 - Champagne Pool, hot spring, Waiotapu Geothermal Wonderland, Rotorua, North Island, New Zealand, Oceania

832-380832 - Champagne Pool, hot spring, Waiotapu Geothermal Wonderland, Rotorua, North Island, New Zealand, Oceania

832-380831 - Champagne Pool, hot spring, Waiotapu Geothermal Wonderland, Rotorua, North Island, New Zealand, Oceania

832-380830 - Champagne Pool, hot spring, Waiotapu Geothermal Wonderland, Rotorua, North Island, New Zealand, Oceania

832-380807 - Rising steam, Hverarond, also Hverir or Namaskard, geothermal area, North Iceland, Iceland, Europe

1116-40408 - Cracks In The Ice

1116-40465 - A Waterfall In Kananaskis

1116-40410 - Glacier In The Mountains, New Zealand

1116-40156 - Higger Tor, Peak District National Park, Derbyshire, England, Europe

1116-40466 - Cat Creek Falls, Kananaskis, Alberta

746-86674 - Touristi harbour, Capraia island, Tuscan archipelagos, Tuscany, Italy, Europe

1178-11839 - Lake and geologic formation

832-375075 - Sandstone formations, Coyote Buttes North, Vermilion Cliffs Wilderness, Page, Arizona, USA, America

832-376001 - Moeraki Boulders, geological feature, round rock balls, some fragments lying broken in ruins on the beach, Coastal Otago, Moeraki, South Island, New Zealand, Oceania

832-375999 - Moeraki Boulders, geological feature, round rock balls, washed by the waves of the surf at high tide, Coastal Otago, Moeraki, South Island, New Zealand, Oceania

832-374822 - "Weird Rock", also "Dali Rock" or "The Tower", Brain Rocks of the Coyote Buttes South CBS, Cottonwood Teepees, eroded Navajo sandstone rocks with Liesegang bands or Liesegang rings, Pareah Paria Plateau, Vermilion Cliffs National Monument, Arizona, Utah,

832-371873 - Antelope Canyon, Page, Arizona, United States, EXCLUSIVE USAGE RESERVATION: TOURISM, ONLINE CATALOUGE, GLR, UNTILL MAY, 31ST 2013

832-374801 - Red sandstone of the Moenkopi Formation, rock formations, colours and structures at Lower Antelope Slot Canyon, Corkscrew Canyon, Page, Navajo Nation Reservation, Arizona, USA

832-368319 - Hot spring, sinter terraces, Hveravellir high-temperature or geothermal region, Highlands, Iceland, Europe

832-374771 - Three Sisters rock formations, thunderstorm, eroded entrada sandstone hoodoos and rock formations, Goblins, Goblin Valley State Park, San Rafael Reef Desert, Utah, Southwestern USA, USA

832-368316 - Blue water pool, Bl√°hver hot spring, Hveravellir high-temperature or geothermal region, Highlands, Iceland, Europe

832-376376 - Metate Arch in Devils Garden Grand Staircase – Escalante Nationalmonument Utah USA

832-374777 - Metate Arch, natural arch, Devil's Garden, eroded hoodoos and Entrada Sandstone rock formations, Goblins, Hole-In-The-Rock-Road, Grand Staircase-Escalante National Monument, GSENM, Utah, Southwestern USA, USA

832-372767 - Hot air balloon over volcanic tuff rock formations at dawn, Goreme, Cappadocia, Turkey

832-368286 - Woman climbing on basalt columns, Halsanefshellir cave, Reynisfjara beach at Vik i Myrdal, South Coast, Iceland, Europe

832-368317 - Blue water pool, Bl√°hver hot spring, Hveravellir high-temperature or geothermal region, Highlands, Iceland, Europe

832-374812 - The Wave, banded eroded Navajo sandstone rocks with Liesegang bands or Liesegang rings, North Coyote Buttes, CBN, Pareah Paria Canyon, Vermilion Cliffs National Monument, Arizona, Utah, Southwestern USA, USA

832-368241 - Steaming creek, hot springs and Rhyolite Mountains, Hveradallir high temperature area, Kerlingarfjoell, highlands, Iceland, Europe

832-376000 - Moeraki Boulders, geological feature, round rock balls, washed by the waves of the surf at high tide, Coastal Otago, Moeraki, South Island, New Zealand, Oceania

832-374795 - "The Tongue" rock formation, red sandstone of the Moenkopi Formation, rock formation, colours and structures at Secret Slot Canyon, Page, Navajo Nation Reservation, Arizona, Southwestern USA, USA

832-375944 - Hot spring, Yellowstone national park, Wyoming, USA

832-375203 - Wide open view over rocks to icebergs glaciers and mountains Sermilik Fjord Eastgreenland

832-372766 - Hot air balloons over Goreme volcanic tuff rock formations at dawn, Cappadocia, Turkey

832-369429 - Woman looking over the Glen Canyon National Recreation Area from the Hite viewpoint, Colorado Plateau, Utah, USA

832-374793 - Lollipop Rock, Brain Rocks at White Pocket, eroded Navajo sandstone rocks with Liesegang bands or Liesegang rings, Pareah Paria Plateau, Vermillion Cliffs National Monument, Arizona, Utah, Southwestern USA, USA

832-369388 - Giant's Causeway, basalt columns, Causeway Coast, County Antrim, Northern Ireland, United Kingdom, Europe

832-370220 - St Michael's Cave, Gibraltar, British overseas territory, Europe

832-374797 - Panoramic view, Brain Rocks of the Coyote Buttes South CBS, Cottonwood Teepees, eroded Navajo sandstone rock formations with Liesegang bands or Liesegang rings, Pareah Paria Plateau, Vermilion Cliffs National Monument, Arizona, Utah, Southwestern USA

832-374798 - Red sandstone of the Moenkopi Formation, rock formations, colors and patterns, Lower Antelope Slot Canyon, Corkscrew Canyon, Page, Navajo Nation Reservation, Arizona, USA

832-374776 - Eroded hoodoos and rock formations in Blue Mosquito Canyon discolored by minerals, Coal Mine Mesa, Painted Desert, Hopi Reservation, Navajo Nation Reservation, Arizona, Southwest, United States of America, USA

832-369386 - Giant's Causeway, basalt columns, Causeway Coast, County Antrim, Northern Ireland, United Kingdom, Europe

832-374788 - Lollipop Rock, Brain Rocks at White Pocket, eroded Navajo sandstone rocks with Liesegang bands or Liesegang rings, Pareah Paria Plateau, Vermillion Cliffs National Monument, Arizona, Utah, Southwestern USA, USA

832-374778 - "Metate Arch", natural arch, Devil's Garden, eroded hoodoos and Entrada Sandstone rock formations, Goblins, Hole-In-The-Rock-Road, Grand Staircase-Escalante National Monument, GSENM, Utah, Southwestern USA, USA

832-375966 - Hexagonal pattern on the top surface of basalt columns at Mammoth Lake, Devil\'s Postpile National Monument, California, USA

832-374800 - Red sandstone of the Moenkopi Formation, rock formations, colours and structures at Lower Antelope Slot Canyon, Corkscrew Canyon, Page, Navajo Nation Reservation, Arizona, USA

832-374789 - Teepees of the Paw Hole, eroded Navajo sandstone rocks at the entrance to the South Coyote Buttes, Pareah Paria Plateau, Vermillion Cliffs National Monument, Arizona, Utah, Southwestern USA, USA

832-374774 - Last daylight at The Castle Rock, sunset after a thunderstorm, Capitol Reef National Park, Utah, Southwestern USA, USA

832-374779 - "Metate Arch", natural arch, Devil's Garden, eroded hoodoos and Entrada Sandstone rock formations, Goblins, Hole-In-The-Rock-Road, Grand Staircase-Escalante National Monument, GSENM, Utah, Southwestern USA, USA

832-374794 - "The Tongue" rock formation, red sandstone of the Moenkopi Formation, colours and structures at Secret Slot Canyon, Page, Navajo Nation Reservation, Arizona, Southwestern USA, USA

832-375954 - View from the Dead Horse Point State Park on the Colorado River, Utah, USA

832-374809 - The Wave, banded eroded Navajo sandstone rocks with Liesegang bands or Liesegang rings, North Coyote Buttes, CBN, Pareah Paria Canyon, Vermilion Cliffs National Monument, Arizona, Utah, Southwestern USA, USA

832-368230 - Geothermal plant near M√Ωvatn at sunset, Nor√∞urland eystra, Nordurland, Northeast Iceland, Iceland, Europe

832-374780 - Devil's Garden, eroded hoodoos and Entrada Sandstone rock formations, Goblins, Hole-In-The-Rock-Road, Grand Staircase-Escalante National Monument, GSENM, Utah, Southwestern USA, USA

832-372276 - Mountain with deep furrows, erosion from wind and water, San Benedicto Island, near Socorro, Revillagigedo Islands, archipelago, Mexico, eastern Pacific