USA, Yellowstone National Park, Yellowstone Lake, View to Absaroka Mountains and Rocky Mountains, flying bird
USA, Yellowstone National Park, West Thumb Geyser Basin, Yellowstone Lake
USA, Wyoming, Yellowstone National Park, West Thumb Geyser Basin, Yellowstone Lake, Tourists at Black Pool
Steam rising from geyser at sunrise, Yellowstone National Park, Wyoming, United States
Panoramic view of a lake with a mountain range in the background, Yellowstone Lake, Yellowstone National Park, Wyoming, USA
American bison (Bison bison) sitting at the lakeside, Yellowstone National Park, Wyoming, USA
Sun setting over rural mountains
Rear view of a person sitting in front of a hot spring, Mammoth Hot Springs, Yellowstone Lake, Wyoming, USA
Sunrise reflected in still water
Lower Yellowstone Falls, Yellowstone National Park, Wyoming, USA
USA, Wyoming, Yellowstone National Park, View to Yellowstone River, Grand Canyon of the Yellowstone
Grand Canyon of Yellowstone River, Yellowstone National Park, Wyoming, USA
Grand Canyon of Yellowstone River and Lower Yellowstone Falls, Yellowstone National Park, Wyoming, USA
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Clouds over rural forest and lake
Dead trees and mineral lake, Yellowstone National Park, Wyoming, USA
Rainbow over the Yellowstone River in Yellowstone National Park, Wyoming, USA
USA, Yellowstone Park, Firehole Spring
USA, Wyoming, Yellowstone National Park, Grand canyon of the Yellowstone
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宇宙から見た地球(NASA提供)
USA, Wyoming, Yellowstone National Park, colourful Grand canyon of the Yellowstone
USA, Yellowstone National Park, Lamar Valley and Lamar River
USA, Wyoming, Yellowstone National Park, Dead tree in landscape
USA, Yellowstone National Park, Bisuit Basin, Sapphire Pool
USA, Yellowstone National Park, Bisuit Basin, Firehole River
USA, Yellowstone National Park, Bisuit Basin, eruption of Jewel Geyser
USA, Wyoming, Yellowstone National Park, Grand Prismatic Spring with puffy clouds
USA, Wyoming, Rocky Mountains, Grand Teton National Park, Cathedral Group
USA, Wyoming, Hayden Valley, Yellowstone National Park, Yellowstone Lake
USA, Wyoming, Yellowstone National Park, forest
USA, Wyoming, Yellowstone National Park, Firehole Spring
USA, Wyoming, Yellowstone National Park, Grand Prismatic Spring
USA, Wyoming, Yellowstone National Park, rising steam at Firehole Lake
USA, Wyoming, Yellowstone National Park, Nez Perce Creek in autumn
USA, Yellowstone National Park, Mountian, Forest fire against the sun
USA, Yellowstone National Park, Geyser Creek at sunrise
USA, Yellowstone National Park, Morning mood with hot steam
USA, Yellowstone National Park, View to village Mammoth Hot Springs
Landscape with steaming geyser, Yellowstone National Park, Wyoming, USA
White mineral terraces on mountainside, Yellowstone National Park, Wyoming, USA
USA, Wyoming, Hayden Valley, Yellowstone National Park, Lake
USA, Wyoming, Yellowstone National Park, boardwalk at West Thumb Geyser Basin
USA, Wyoming, Yellowstone National Park, sun with sunbeams in forest in autumn
USA, Wyoming, Yellowstone National Park, Dead trees on a hill of travertine in Mammoth hot springs terraces
Geothermal activity, and plumes of vapour and steam rising from the ground in Yellowstone National Park, Wyoming
Lake and forest landscape with rainbow on horizon, Yellowstone National Park, Wyoming, USA
USA, Wyoming, Yellowstone National Park, Firehole River near steaming geysers
USA, Wyoming, Yellowstone National Park, Yellowstone River in the morning
USA, Wyoming, Yellowstone National Park, Hot spring
USA, Wyoming, Yellowstone National Park, Grand Prismatic Spring at sunset
USA, Wyoming, Yellowstone National Park, Mammoth Hot Springs Terrace
A petrified redwood tree in Yellowstone National Park.
USA, Wyoming, Yellowstone National Park, steam rising up from Firehole Spring at sunrise
USA, Wyoming, Yellowstone National Park, Firehole Spring at Firehole Lake Drive
USA, Wyoming, Yellowstone National Park, Firehole Lake Drive, steam from hot springs rising
USA, Yellowstone National Park, Biscuit Basin
USA, Wyoming, Yellowstone National Park, Morning Glory Pool, aerial
USA, Wyoming, Yellowstone National Park, Mammoth Hot Springs Terrace, Rock face
Glen Creek flows through Golden Gate Canyon in Yellowstone National Park in Wyoming
USA, Yellowstone National Park, boardwalk through Biscuit Basin
USA, Yellowstone National Park, Firehole River, Biscuit Basin
USA, Yellowstone National Park, Biscuit Basin, Jewel Geysir erupting
USA, Yellowstone National Park, West Thumb Geyser Basin, Black Pool
USA, Wyoming, Yellowstone National Park, Grand Prismatic Spring with dead trees, close-up
USA, Wyoming, Rocky Mountains, Grand Teton National Park, Cathedral Group and Snake River
USA, Wyoming, Rocky Mountains, Teton Range, Grand Teton National Park, scenic
USA, Yellowstone National Park, Bisuit Basin, Sapphire Pool, drain with thermophile bacteria and algae
USA, Wyoming, Mammoth Hot Springs, Yellowstone National Park, Upper Terraces, Canary Spring
USA, Wyoming, Mammoth Hot Springs, Yellowstone National Park, Lower Terraces, Palette Spring
USA, Wyoming, Yellowstone National Park, hot spring
USA, Wyoming, Yellowstone National Park, geyser
USA, Wyoming, Yellowstone National Park, Excelsior Geyser
USA, Wyoming, Yellowstone National Park, Geyser
USA, Wyoming, Sunset Lake, Yellowstone National Park
USA, Wyoming, Yellowstone National Park, Geyser field
USA, Yellowstone National Park, Geyser, Panorama
Bison in winter in Yellowstone National Park.
USA, Wyoming, Mammoth Hot Springs, Yellowstone National Park
A boardwalk extending across Midway Geyser in Yellowstone National Park.
Boardwalk extending across Midway Geyser in Yellowstone National Park
USA, Wyoming, Yellowstone National Park, Mammoth Hot Springs, travertine terrace
USA, Yellowstone National Park, Riverside Geysir with rainbow
USA, Yellowstone National Park, View over Artists Paintpots
USA, Wyoming, Yellowstone National Park, Grand Prismatic Spring, Panorama
Tourist carpark in valley, Yellowstone National Park, Wyoming, USA
A bison in winter in Yellowstone National Park.
A boardwalk extending across the Midway Geyser in Yellowstone National Park.
Steam rises from the fumaroles on Roaring Mountain at sunrise in Yellowstone National Park.
USA, Wyoming, Yellowstone National Park, American Bison at Firehole River
Detail of colourful water mineral deposits and rock formations from Midway Geyser, in Yellowstone National Park.
USA, Wyoming, Norris Geyser Basin, Yellowstone National Park, Norris Geyser Basin
USA, Yellowstone Nationa Park, Morning mood, road and fog at sunrise
Overhead view of yellow mineral deposit, Yellowstone National Park, Wyoming, USA
USA, Wyoming, Yellowstone National Park, herd of American Bisons at Firehole River
Yellowstone Lake after snowfall, Yellowstone National Park, Wyoming, USA
USA, Wyoming, Rocky Mountains, Grand Teton National Park, Grand Teton peak
USA, Wyoming, Rocky Mountains, Grand Teton National Park, Teton Park Road and Cathedral Group
USA, Wyoming, Yellowstone National Park, steam from hot thermal springs rising up in forest near Firehole River at morning
USA, Wyoming, Rocky Mountains, Grand Teton National Park, aspen in autumn
Yellowstone National Park, Wyoming
Grand Prismatic Spring, a bright turquoise pool and site of geothermal activity, with mineral rich deposits at the edge.
USA, Wyoming, Hayden Valley, Yellowstone National Park
USA, Wyoming, Yellowstone Nationalpark, two American cliff swallows in nest
USA, Wyoming, Yellowstone National Park, portrait of male bighorn sheep
Bison walking on road, Yellowstone National Park, Wyoming, USA
USA, Wyoming, Yellowstone National Park, Norris Geyser Basin, Valentine Geyser
USA, Wyoming, Yellowstone National Park, Norris Geyser Basin, Porcelain Springs
Gibbon Falls in Yellowstone National Park.
USA, Wyoming, Yellowstone National Park, Lewis river
USA, Yellowstone National Park, Moose Falls
Woodpecker peering out of hole in birch tree, Yellowstone National Park, Wyoming, USA
USA, Wyoming, Yellowstone National Park, View to Yellowstone River, Tourist looking to Grand Canyon of the Yellowstone
USA, Wyoming, Yellowstone National Park, sunrise at West Thumb Geyser Basin with wooden boardwalk
USA, Wyoming, Yellowstone National Park, Firehole Lake Drive, morning mist with dead trees in forest
Landscape with steaming geysers at sunset, Yellowstone National Park, Wyoming, USA
USA, Wyoming, Yellowstone National Park, Grand Canyon with Lower Yellowstone Falls
Lower falls, Grand canyon of Yellowstone, Yellowstone National Park, Wisconsin, United States, North America
Grand Canyon of Yellowstone, Yellowstone National Park, Wisconsin, United States, North America
The wooden entrance sign to Yellowstone National Park, USA.
Hiker at hot spring, Yellowstone National Park, Wyoming
USA, Wyoming, Yellowstone National Park, Lower Geyser Basin, Firehole Lake Drive, Great Fountain Geyser
USA, Wyoming, Yellowstone National Park, Grand Prismatic Spring at Midway Geyser Basin
USA, Wyoming, Yellowstone National Park, Blue Star Spring near Old Faithful Geyser
USA, Wyoming, Yellowstone National Park, Hot Spring at Upper Geyser Basin
USA, Wyoming, Yellowstone National Park, Emerald Pool, Black sand basin
USA, Yellowstone National Park, Black Sand Basin, Emerald Pool
USA, Yellowstone National Park, Black Sand Basin, steaming Emerald Pool
USA, Yellowstone National Park, Black Sand Basin, steaming Rainbow Pool
USA, Yellowstone National Park, Gibbon Falls, Gibbon River
River running through canyon in Yellowstone National Park, Wyoming, USA
USA, Wyoming, Rocky Mountains, Teton Range, Grand Teton National Park, Mount Moran and aspens in autumn
Waterfall, Yellowstone National Park
The rustic Hamilton's Store with its wood burl decorations in Yellowstone National Park.
'Bobby Sox' trees killed by silica deposits from hot springs. Yellowstone National Park, Wyoming
USA, Wyoming, Rocky Mountains, Grand Teton National Park, Teton Park Road with Rockchuck Peak, MMount Saint John and Mount Woodring
USA, Yellowstone National Park, Black Sand Basin, Iron Spring Creek with eruption of Cliff Geyser
USA, Yellowstone National Park, Black Sand Basin, Eruption of Cliff Geyser at Iron Spring Creek
View of Teton range at Yellowstone National Park