1116-51316 - Geothermal spot noted for its bubbling pools of mud and steaming fumaroles emitting sulphuric gas; Skutustadahreppur, Northeastern Region, Iceland

29-5614 - Solfataras and boiling mud pools, Namafjall, Krafla geothermal area, near Myvatn, N E Iceland, Polar Regions

1116-50065 - Gunnuhver Hot Spring, Reykjanes Peninsula; Iceland

1116-50066 - Gunnuhver Hot Spring, Reykjanes Peninsula; Iceland

1116-50064 - Gunnuhver Hot Spring, Reykjanes Peninsula; Iceland

857-95805 - A blue coloured boiling hot mud pool emanates steam as the sunset colours the sky orange, in Hveraröndor Hverir Geothermal Area at Namaskard Pass, North Iceland.

832-379456 - Marshland with animal trails and little muddy pools, aerial view, Okavango Delta, Moremi Game Reserve, Botswana, Africa

358-661 - A thermal mud pool bubbles near to Wai-o-tapu Thermal Wonderland, Rotorua, North Island, New Zealand, Pacific

741-5409 - Wattled starlings (Creatophora cinerea) in a water pool, Tsavo, Kenya, East Africa, Africa

746-88316 - Geothermal area Hveraroend near lake Myvatn and the ring road during winter with mud pools , fumaroles and solfataras. europe, northern europe, scandinavia, iceland, February

746-88315 - Geothermal area Hveraroend near lake Myvatn and the ring road during winter with mud pools , fumaroles and solfataras. europe, northern europe, scandinavia, iceland, February

746-88317 - Geothermal area Hveraroend near lake Myvatn and the ring road during winter with mud pools , fumaroles and solfataras. europe, northern europe, scandinavia, iceland, February

718-2080 - Bathers enjoying the therapeutic benefits of the volcanic mud in the hot spring pool, Vulcano Island, Aeolian Islands, UNESCO World Heritage Site, north of Sicily, Italy, Mediterranean, Europe

832-378408 - Sedimentation pool, sludge pond, open pit ore mining, Erzberg mountain at Eisenerz, Styria, Austria, Europe

832-378407 - Sedimentation pool, sludge pond in the mining area of ??the open pit mine, Erzberg mountain at Eisenerz, Styria, Austria, Europe

83-12894 - Mud pots, fumaroles and dormant Volcan Santa Clara at the San Jacinto volcanic thermal area north of Leon, Leon, Nicaragua, Central America

971-105 - Destruction of rainforest caused by gold mining, Guyana, South America

971-106 - Destruction of rainforest caused by gold mining, Guyana, South America

1112-2596 - Furnas Valley, a site of bubbling hot springs and fumaroles on the Azorean capital island of Sao Miguel, Azores, Portugal, Europe

832-368299 - Solfataras, fumaroles, mud pools, sulfur and other minerals, viewing platform, steam, Hveraroend geothermal area, N√°mafjall mountains, M√Ωvatn area, Nor√∞urland eystra, the north-east region, Iceland, Europe

832-368298 - Solfataras, fumaroles, mud pools, sulfur and other minerals, steam, Hveraroend geothermal area, N√°mafjall mountains, M√Ωvatn area, Nor√∞urland eystra, the north-east region, Iceland, Europe

832-368297 - Solfataras, fumaroles, mud pools, sulfur and other minerals, steam, Hveraroend geothermal area, N√°mafjall mountains, M√Ωvatn area, Nor√∞urland eystra, the north-east region, Iceland, Europe

321-5556 - Boiling mud pools and stream at Seltun, part of the Krysuvik goethermal area on the Reykjanes Peninsula, Iceland, Polar Regions

832-360611 - Spinning tyre in mud

832-360621 - Rescue of an offraod vehicle out of a river at a rallye

832-360610 - Mercedes G offroad car in water breakdown

832-259877 - Hot, bubbling mud in a pool in the Gunnuhver geothermal area, Iceland, Europe

1109-859 - Bubbling mud pool at Te Puia Springs, Rotorua, North Island, New Zealand, Pacific

1109-858 - Hot bubbling mud pool at Orakei Korako Thermal Park, The Hidden Valley, North Island, New Zealand, Pacific

1113-39798 - Aerial view of red mud waste product in a holding pond from an aluminium production site near Stade, Lower Saxony, Germany

857-19765 - Thermal bathers in Copahue, Argentina at the El Chancho (the pig) lagoon. Mud is supposed to be good for bone and arthritis.

857-19767 - Bathers in mud at Las Maquinitas near Copahue, Argentina. Margarita Nievas, 56, blue and Susana Nievas, 48 are sisters. Both are from Neuquen and come here 2 or 3 times a year for one week just for prevention.

857-19766 - Thermal bathers in Copahue, Argentina at the El Chancho (the pig) lagoon. Mud is supposed to be good for bone and arthritis.

857-8327 - Mud coated capybara rising from a pool on the llanos of central Venezuela, South America.

851-193 - Hot springs and mud pools, Aguas Calientes, Southwest Highlands, Bolivia, South America

911-6898 - Bubbling mud pools and geothermal ground on Krafla mountain near Myvatn, Iceland, Polar Regions

911-6863 - Bubbling mud pools in the geothermal area of Hverir near Myvatn, Northern Iceland, Polar Regions

911-7003 - One of the many bubbling mud pools in a hot spring area on the outskirts of Hveragerdi, a geothermal hot spot, with steam rising from fumeroles right in the middle of town, South West Iceland, Polar Regions

911-7002 - One of the many bubbling mud pools in a hot spring area on the outskirts of Hveragerdi, a geothermal hot spot, with steam rising from fumeroles right in the middle of town, South West Iceland, Polar Regions

911-7004 - One of the many bubbling mud pools in a hot spring area on the outskirts of Hveragerdi, a geothermal hot spot, with steam rising from fumeroles right in the middle of town, South West Iceland, Polar Regions

911-6890 - Bubbling mud pools in the geothermal area of Hverir near Myvatn, Northern Iceland, Polar Regions

911-6887 - Bubbling mud pools in the geothermal area of Hverir near Myvatn, Northern Iceland, Polar Regions

911-6886 - Bubbling mud pools in the geothermal area of Hverir near Myvatn, Northern Iceland, Polar Regions

851-5 - Hot springs and mud pools, Salar de Uyuni, Bolivia, South America

832-7695 - Mud pool in the Namafjall geothermal area at Lake Myvatn in Iceland, Europe

321-4667 - Boiling mudpools in geothermal area on Reykjanes Peninsula, near Keflavik, Iceland, Polar Regions

321-4665 - Dramatic volcanic landscape with mudpools in geothermal area on Reykjanes Peninsula, near Keflavik, Iceland, Polar Regions

29-5015 - Boiling mud pool, Namafjall geothermal area, near Lake Myvatn, northeast area, Iceland, Polar Regions

733-1871 - Water buffalo in mud pool in rice field, Sagada Town, The Cordillera Mountains, Benguet Province, Luzon, Philippines, Southeast Asia, Asia

698-2112 - Tourists around the hot mud pools at Namaskard thermal area, Hverarond, near Lake Myvatn, North area, Iceland, Polar Regions

698-2111 - Hot pools and boiling mud at Namaskard thermal area, Hverarond, near Lake Myvatn, North area, Iceland, Polar Regions

581-2535 - Champagne Pools steaming, Waiotapu thermal reserves, Rotorua, North Island, New Zealand

641-5882 - Steaming volcanic mud pools, Rincon de la Vieja National Park at foot of Rincon Volcano, Gaunacaste, Costa Rica

757-53 - Gold panning, Nong Kiew, Laos, Indochina, Southeast Asia, Asia

641-5881 - Steaming volcanic mud pools, Rincon de la Vieja National Park at foot of Rincon Volcano, Gaunacaste, Costa Rica

83-5016 - Girl bathing in one of the famous fanghi (mud pools), Vulcano Island, Eolian Islands (Aeolian Islands), Italy, Mediterranean, Europe

83-9783 - Bubbling mud pot in the Whakarewarewa thermal area at Rotorua, South Auckland, North Island, New Zealand, Pacific

734-7 - Hot springs and mud pools, Salar de Uyuni, Bolivia, South America

641-5955 - Steaming volcanic mud pools, Rincon de la Vieja National Park at foot of Rincon Volcano, Guanacaste, Costa Rica, Central America

698-2149 - Tourists around the hot mud pools at Namaskard thermal area, Hverarond, near Lake Myvatn, North area, Iceland, Polar Regions

29-69 - Blisters measuring about 10 cm across in boiling mud pool, Mud volcano, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America

581-2074 - Steam and bubbling mud pools in thermal area, Rotorua, South Auckland, North Island, New Zealand, Pacific

734-8 - Hot springs and mud pools, Salar de Uyuni, Bolivia, South America

641-6052 - Steaming volcanic mud pools, Rincon de la Vieja National Park, at foot of Rincon Volcano, Guanacaste, Costa Rica, Central America