Caleta Negra (Black Bay) a popular boat trip and walk with its distinctive sedimentary and lava strata, Ajuy, Fuerteventura, Spain, Atlantic, Europe

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

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

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

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

"Moonraker", 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

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

Aerial view, sinter steps, sinter terraces, lime sinter terraces, Egerszalok, Egerszalok, Eger, Heves, Hungary, Europe

People are bathing in the hot springs of Saturnia Therme, Saturnia, Tuscany, Italy, Europe

Tourists standing on the edge of Grand Prismatic Spring, Yellowstone National Park, Wyoming, United States, North America

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

Riesenburg cave, natural karst cave ruin of Frankendolomite, geotope, natural monument, in the back climber at rock face, near Engelhardsberg, district of Markt Wiesenttal, Upper Franconia, Franconian Switzerland, Franconia, Bavaria, Germany, Europe

Laugahraun Lava Field, Rhyolite Mountains, Landmannalaugar, Highlands, Iceland, Europe

Rhyolite Mountains, Brennisteinsalda, Landmannalaugar, Highlands, Iceland, Europe

Coloured Rhyolite Mountains, Landmannalaugar, Highlands, Iceland, Europe

Colored rhyolite mountains, Graenihryggur, Landmannalaugar, Fjallabak, Icelandic highlands, Iceland, Europe

Erupting Pohutu Geyser with rainbow, sinter terraces, Te Puia, Whakarewarewa, Rotorua, Bay of Plenty, New Zealand, Oceania

Boat on Lake Powell, red Navajo Sandstone cliffs behind, Page, Arizona, USA, North America

Versturzhoehle Riesenburg, natural karst cave ruin of Frankendolomite, geotope, natural monument, near Engelhardsberg, district of Markt Wiesenttal, Upper Franconia, Franconian Switzerland, Franconia, Bavaria, Germany, Europe

Mather Point, South Rim, Grand Canyon National Park, Arizona, USA

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

Aerial view, sinter steps, sinter terraces, lime sinter terraces, Egerszalok, Egerszalok, Eger, Heves, Hungary, Europe

Chalk stratum in the chalk cliffs in the Jasmund National Park, Jasmund peninsula, Ruegen Island, Mecklenburg-Western Pomerania, Germany, Europe

Coloured rhyolite mountains, Landmannalaugar, Fjallabak nature reserve, Sudurland, South Iceland, Iceland, Europe

Rock formation in Teide National Park, Teneriffe, Canary Islands, Spain

Unique Rock Formation In South Iceland, Near The Town Of Vik, Iceland

Nepal, Upper Mustang, Landscape, Layered mountain structure near Lo Manthang city