-
Lower Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Norris Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Grand Prismatic Spring in winter, Lower Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Norris Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Castle and Sawmill Geysers in eruption in Old Faithful Geyser Basin in winter, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Rights-Managed
-
Geyserite terraces coloured by algal mats, Grand Prismatic Spring, Midway Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Rights-Managed
-
Lower Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Eruption of Castle Geyser with thermophilic bacterica mats in foreground, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Norris Geysers, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Hot springs at dawn, near West Thumb Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Rights-Managed
-
Midway Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Rights-Managed
-
Geothermal activity, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Excelsior Geyser Crater, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Rights-Managed
-
Close-up of the limestone terraces formed by volcanic water depositing six inches of calcium carbonate a year, Mammoth Hot Springs and Terraces, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Close-up of the limestone terraces formed by volcanic water depositing six inches of calcium carbonate a year, Mammoth Hot Springs and Terraces, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Emerald Spring, a hot volcanic pool at Norris Geyser Basin, the green colour caused by blue water and yellow sulphur, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Rights-Managed
-
Limestone terraces formed by volcanic water depositing six inches of calcium carbonate a year, Mammoth Hot Springs and Terraces, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Limestone terraces formed by volcanic water depositing six inches of calcium carbonate a year, Mammoth Hot Springs and Terraces, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Geothermal steam from geyser vent between eruptions, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Rights-Managed
-
Steam from hot springs and snow-free hot ground in Midway Basin in winter, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Rights-Managed
-
The Morning Glory Pool, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Norris Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Crowds of spectators watching Grand Geyser erupting, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Kilauea thermal area, Hawaii Volcanoes National Park, UNESCO World Heritage Site, Island of Hawaii (Big Island), Hawaii, United States of America, North America
Rights-Managed
-
Kilauea thermal area, Hawaii Volcanoes National Park, UNESCO World Heritage Site, Island of Hawaii (Big Island), Hawaii, United States of America, North America
Rights-Managed
-
Geysers in Yellowstone National Park, UNESCO World Heritage Site, Montana, United States of America, North America
Rights-Managed
-
Geyser, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Echinus Geyser, erupts every hour in Norris Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Rights-Managed
-
Turban, Vent and Grand Geysers erupt, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Terraces, Mammoth Hot Springs, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (USA), North America
Rights-Managed
-
Hot pool and geyerite deposits, with pine trees killed by geothermic fumes, Black Sands Basin, Yellowstone National Park, Wyoming, United States of America, North America
Rights-Managed
-
Buffalo beside Firehole River in winter in Midway geothermal basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Rights-Managed
-
Winter eruption, Old Faithful geyser, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Lower Falls 94m high, Grand Canyon of the Yellowstone River, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Rights-Managed
-
Travertine calcite deposits, Minerva Terrace, Mammoth Hot Springs and Terraces, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Rights-Managed
-
Firehole River near Lower Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Steamboat Point, Yellowstone Lake, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Mud Volcano Area, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Yellowstone Canyon, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Yellowstone Canyon, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Mammoth Hot Springs, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Black Opal Spring, Biscuit Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Crystal Spring, Mammoth Hot Spring, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
View from the Rim, Grand Canyon of the Yellowstone River, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Rights-Managed
-
Grand Prismatic Spring, Midway Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Rights-Managed
-
Morning Glory spring, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Grand Canyon, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Geysers in Yellowstone National Park, UNESCO World Heritage Site, Montana, United States of America, North America
Rights-Managed
-
Hot water in pools on calcite terraces deposited by Mammoth Hot Springs, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Rights-Managed
-
Travertine calcite deposits on the Canary Spring terraces, Mammoth Hot Springs and Terraces, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Castle Geyser, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Rights-Managed
-
Midway Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Morning Glory Pool in Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Mammoth Hot Springs terraces, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Visitors, steam and vivid colours, Grand Prismatic Spring, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Dead trees and steam with mountain backdrop and blue skies, Mammoth Hot Springs, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Castle Geyser at sunset, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
The Pulu O's cinder cone, the active vent on the southern flank of the Kilauea volcano, UNESCO World Heritage Site, Big Island, Hawaiian Islands, United States of America, North America
Rights-Managed
-
Cistern Spring, Norris Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Minor eruption from Steamboat Geyser, Norris Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Fumaroles (steam vents) in Porcelain Basin, Norris Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Palette Spring, Mammoth Hot Springs, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Palette Spring, Mammoth Hot Springs, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Old Faithful Geyser erupting in summer evening light, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Old Faithful Geyser erupting in summer evening light, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Castle Geyser, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Crested Pool, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Riverside Geyser, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Riverside Geyser, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Riverside Geyser, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Tourists looking at Seismograph and Bluebell pools, West Thumb Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Castle Geyser, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Castle Geyser, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Oblong Geyser, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Thermal springs, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
The Pulu O's cinder cone, the active vent on the southern flank of the Kilauea volcano, UNESCO World Heritage Site, Big Island, Hawaiian Islands, United States of America, North America
Rights-Managed
-
The Morning Glory Pool, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Geothermal steam, frosted trees and snow-free hot ground in Norris Basin in winter, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Rights-Managed
-
Firehole River near Lower Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Bison herd, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Firehole River, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Grand Prismatic Spring, Midway Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Excelsior Pool, Midway Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Sapphire Pool, Biscuit Basin, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Yellowstone Canyon, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Mammoth Hot Springs, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed
-
Steam plumes from hot lava flowing onto the beach and hitting the ocean, Kilauea Volcano, Hawaii Volcanoes National Park, UNESCO World Heritage Site, Island of Hawaii ('Big Island'), Hawaii, United States of America, North America
Rights-Managed
-
Lava flow, Kilauea, Hawaii Volcanoes National Park, UNESCO World Heritage Site, Island of Hawaii (Big Island), Hawaii, United States of America, North America
Rights-Managed
-
Yosemite National Park,UNESCO World Heritage Site,California,United States of America,North America
Rights-Managed
-
Dead aspens, Hayden Valley, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rights-Managed