832-397759 - Waterfall, Lower Falls, Mountain River in a Gorge, Johnston Creek in Johnston Canyon, Bow Valley, Banff National Park, Rocky Mountains, Alberta, Canada, North America
832-397758 - Waterfall, Lower Falls, Mountain River in a Gorge, Johnston Creek in Johnston Canyon, Bow Valley, Banff National Park, Rocky Mountains, Alberta, Canada, North America
1116-51443 - Falling snow clings to an American Bison bull (Bison bison) standing in a meadow in the North Fork of the Shoshone River valley near Yellowstone National Park; Wyoming, United States of America
1116-51444 - American Bison bull (Bison bison) on a snowy day in the North Fork of the Shoshone River valley near Yellowstone National Park; Wyoming, United States of America
1116-51438 - Bighorn Sheep ram (Ovis canadensis) performs lip curl (flehmen display) in the North Fork of the Shoshone River valley near Yellowstone National Park; Wyoming, United States of America
1116-51437 - Bighorn Sheep ram (Ovis canadensis) courts a pair of ewes during the rut in the North Fork of the Shoshone River valley near Yellowstone National Park; Wyoming, United States of America
1116-51439 - Bighorn Sheep ram (Ovis canadensis) approaches through a sagebrush meadow on a snowy day in the North Fork of the Shoshone River valley near Yellowstone National Park; Wyoming, United States of America
1112-6124 - The lower Yellowstone Falls in the Yellowstone River, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
1112-6123 - The lower Yellowstone Falls in the Yellowstone River, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
1112-6126 - The upper Yellowstone Falls in the Yellowstone River, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
1112-6146 - The Yellowstone River surrounded by snow-capped mountains, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
1112-6125 - The lower Yellowstone Falls in the Yellowstone River, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
860-288801 - Clay loaded with iron oxides and dried out, Rio Tinto, Andalusia, Spain *** Local Caption *** R?o Tinto ("Red River") is very acidic (Ph 2) and has a deep reddish hue due to iron dissolved in water. The acidity of the watercourse is linked to the drainage of pyrite, which is very present in the subsoil. Extremophilic and endemic bacteria and algae colonize the river bed, forming a fragile biofilm that evokes the hot springs of Yellowstone Park in the USA.
860-288798 - Reflections on Rio Tinto, near its source, Andalusia, Spain *** Local Caption *** R?o Tinto ("Red River") is very acidic (Ph 2) and has a deep reddish hue due to iron dissolved in water. The acidity of the watercourse is linked to the drainage of pyrite, which is very present in the subsoil. Extremophilic and endemic bacteria and algae colonize the river bed, forming a fragile biofilm that evokes the hot springs of Yellowstone Park in the USA.
860-288800 - R?o Tinto, Andalucia, Spain *** Local Caption *** R?o Tinto ("Red River") is very acidic (Ph 2) and has a deep reddish hue due to iron dissolved in water. The acidity of the watercourse is linked to the drainage of pyrite, which is very present in the subsoil. Extremophilic and endemic bacteria and algae colonize the river bed, forming a fragile biofilm that evokes the hot springs of Yellowstone Park in the USA.
860-288799 - R?o Tinto, Andalucia, Spain *** Local Caption *** R?o Tinto ("Red River") is very acidic (Ph 2) and has a deep reddish hue due to iron dissolved in water. The acidity of the watercourse is linked to the drainage of pyrite, which is very present in the subsoil. Extremophilic and endemic bacteria and algae colonize the river bed, forming a fragile biofilm that evokes the hot springs of Yellowstone Park in the USA.
1116-50351 - American Bison bull (Bison bison) plowing through deep snow in the Firehole River Valley, Yellowstone National Park; Wyoming, United States of America
1116-50346 - Pair of American Bison bulls (Bison bison) walking through the 'Bobby Socks' trees in the Firehole River Valley of Yellowstone National Park; Wyoming, United States of America
1335-148 - Four trumpeter swans (Cygnus buccinator), on the river with reflection, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
1335-99 - American bison (Bison Bison) in the snow on a river bank, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
1335-150 - Frozen bison (Bison bison), on a river bank, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
1335-105 - Bison (Bison bison) in snow with geyser, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
1335-102 - River otter (Lontra canadensis), peering over ice, with reflection, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
1335-101 - Snow covered bison (Bison biso), on the river bank, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
1335-106 - Two river otters (Lontra canadensis), running on snow and ice, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
1335-126 - Snowscape of winding river and trees, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
1335-107 - River otter (Lontra canadensis), standing on ice, with reflection, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
832-384320 - Yellowstone River flows through Gorge, Grand Canyon of the Yellowstone, View from North Rim, Brink of the Lower Falls, Yellowstone National Park, Wyoming, USA, North America
832-384339 - Waterfall, Lower Falls, Mountain River in a Gorge, Johnston Creek in Johnston Canyon, Bow Valley, Banff National Park, Rocky Mountains, Alberta, Canada, North America
832-384319 - Hiker at Red Rock Viewpoint, Lower Falls, Waterfall in a gorge, Grand Canyon of the Yellowstone River, View from North Rim, Yellowstone National Park, Wyoming, USA, North America
764-5504 - Yellowstone River near Calcite Springs, Yellowstone National Park, UNESCO Wortld Heritage Site, Wyoming, United States of America, North America
764-5506 - Yellowstone River near Calcite Springs, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
762-750 - American Bison (Bison bison), Little Firehole River, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
762-758 - Grand Canyon of the Yellowstone River, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
762-760 - Artists Point looking towards Lower Falls, Grand Canyon, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
762-761 - Grand Canyon of the Yellowstone River from Brink of the Lower Falls, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
762-749 - Elk (Cervus canadensis) crossing the Madison River, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
857-86588 - A man standing on a rocky point below a rainbow and next to the Upper Falls of the Yellowstone River in Yellowstone National Park, Wyoming, Yellowstone, Wyoming, usa
816-7876 - Clouds reflecting in the Yellowstone River, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
816-7881 - The Lower Falls in the Grand Canyon of Yellowstone, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
816-7877 - Clouds reflecting in the Yellowstone River, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
816-7885 - The colourful Grand Canyon of the Yellowstone, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
816-7879 - The colourful Grand Canyon of the Yellowstone, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
816-7878 - The colourful Grand Canyon of the Yellowstone, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
816-7884 - The colourful Grand Canyon of the Yellowstone, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
816-7882 - The Upper Falls in the Grand Canyon of Yellowstone in the Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
816-7880 - The colourful Grand Canyon of the Yellowstone, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America