Dead trees and mineral lake, Yellowstone National Park, Wyoming, USA
Landscape with steaming geyser, Yellowstone National Park, Wyoming, USA
White mineral terraces on mountainside, Yellowstone National Park, Wyoming, USA
Overhead view of yellow mineral deposit, Yellowstone National Park, Wyoming, USA
Lake and forest landscape with rainbow on horizon, Yellowstone National Park, Wyoming, USA
USA, Wyoming, Yellowstone National Park, Dead trees on a hill of travertine in Mammoth hot springs terraces
Landscape with steaming geysers at sunset, Yellowstone National Park, Wyoming, USA
USA, Yellowstone Park, Firehole Spring
USA, Wyoming, Yellowstone National Park, Dead tree in landscape
Yellowstone National Park,USA
USA, Wyoming, Yellowstone National Park, dead trees in Lower Geyser Basin
USA, Wyoming, Yellowstone National Park, Firehole Lake Drive, morning mist with dead trees in forest
USA, Wyoming, Yellowstone National Park, Yellowstone River in the morning
Bison walking on road, Yellowstone National Park, Wyoming, USA
USA, Wyoming, Yellowstone National Park, Grand Prismatic Spring with puffy clouds
USA, Wyoming, Yellowstone National Park, Grand Prismatic Spring, elevated view
Glen Creek flows through Golden Gate Canyon in Yellowstone National Park in Wyoming
森林破壊の被害
USA, Wyoming, Yellowstone National Park, Grand Prismatic Spring with dead trees, close-up
USA, Wyoming, Hayden Valley, Yellowstone National Park, Yellowstone Lake
USA, Wyoming, Yellowstone National Park, Grand canyon of the Yellowstone
USA, Wyoming, Yellowstone National Park, Norris Geyser Basin, Valentine Geyser
USA, Wyoming, Yellowstone National Park, Norris Geyser Basin, Porcelain Springs
Lemon Spring, Thermal hot spring along Firehole Lake Drive, Yellowstone National Park, Wyoming, USA
USA, Wyoming, Hayden Valley, Yellowstone National Park, Lake
USA, Wyoming, Yellowstone National Park, colourful Grand canyon of the Yellowstone
Mammoth hot springs and terraces of calcium carbon deposit, Yellowstone National Park, Wyoming, USA
USA, Wyoming, Yellowstone National Park, forest
USA, Wyoming, Yellowstone National Park, Firehole Spring
USA, Wyoming, Yellowstone National Park, Grand Prismatic Spring
USA, Wyoming, Norris Geyser Basin, Yellowstone National Park, Norris Geyser Basin
USA, Wyoming, Yellowstone National Park, Grand Prismatic Spring, Panorama
USA, Wyoming, Yellowstone National Park, Nez Perce Creek in autumn
USA, Yellowstone National Park, Mountian, Forest fire against the sun
USA, Wyoming, Yellowstone National Park, Blue Star Spring near Old Faithful Geyser
USA, Wyoming, Yellowstone National Park, Hot Spring at Upper Geyser Basin
Geothermal activity, and plumes of vapour and steam rising from the ground in Yellowstone National Park, Wyoming
USA, Wyoming, Yellowstone National Park, sun with sunbeams in forest in autumn
Juvenile Killdeer (Charadrius vociferus) on calcium deposit at mammoth hot springs, Yellowstone National Park, Wyoming, USA
USA, Wyoming, Yellowstone National Park, Firehole River near steaming geysers
USA, Wyoming, Yellowstone National Park, Hot spring
イエローストーン国立公園
イエローストーン国立公園のホットプール
イエローストーン国立公園の間欠泉
USA, Wyoming, Yellowstone National Park, Morning Glory Pool, aerial
USA, Wyoming, Yellowstone National Park, Mammoth Hot Springs Terrace
Gibbon Falls in Yellowstone National Park.
A petrified redwood tree in Yellowstone National Park.
'Bobby Sox' trees killed by silica deposits from hot springs. Yellowstone National Park, Wyoming
USA, Wyoming, Yellowstone National Park, Mammoth Hot Springs Terrace, Rock face
イエローストーン国立公園の酸性雨被害
USA, Yellowstone National Park, West Thumb Geyser Basin, Yellowstone Lake
USA, Wyoming, Mammoth Hot Springs, Yellowstone National Park, Lower Terraces, Palette Spring
USA, Wyoming, Yellowstone National Park, West Thumb Geyser Basin, Yellowstone Lake, Tourists at Black Pool
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, Wyoming, Sunset Lake, Yellowstone National Park
USA, Wyoming, Yellowstone National Park, Geyser field
Tourist carpark in valley, Yellowstone National Park, Wyoming, USA
USA, Wyoming, Yellowstone National Park, geyser
USA, Yellowstone National Park, forest with dead trees
Sage brush, Yellowstone National Park, Wyoming, USA
USA, Wyoming, Yellowstone National Park, rising steam at Firehole Lake
Lamar River, Yellowstone National Park
Detail of colourful water mineral deposits and rock formations from Midway Geyser, in Yellowstone National Park.
USA, Wyoming, Mammoth Hot Springs, Yellowstone National Park
USA, Yellowstone National Park, creek winding through forest with dead trees
USA, Wyoming, Yellowstone National Park, Lower Geyser Basin, Firehole Lake Drive, Great Fountain Geyser
USA, Wyoming, Yellowstone National Park, boardwalk at West Thumb Geyser Basin
USA, Wyoming, Yellowstone National Park, Grand Prismatic Spring at Midway Geyser Basin
Rainbow over the Yellowstone River in Yellowstone National Park, Wyoming, USA
USA, Wyoming, Yellowstone National Park, Upper Geyser Basin, Crested Pool, Hot spring
USA, Yellowstone National Park, Geyser Creek at sunrise
USA, Yellowstone National Park, Morning mood with hot steam
Grand Prismatic Spring, a bright turquoise pool and site of geothermal activity, with mineral rich deposits at the edge.
Hiker at hot spring, Yellowstone National Park, Wyoming
Steam rises from the fumaroles on Roaring Mountain at sunrise in Yellowstone National Park.
USA, Wyoming, Yellowstone National Park, Lewis river
USA, Wyoming, Yellowstone National Park
Yellowstone Lake after snowfall, Yellowstone National Park, Wyoming, USA
USA, Yellowstone National Park, West Thumb Geyser Basin, Black Pool
USA, Yellowstone National Park, Yellowstone Lake, View to Absaroka Mountains and Rocky Mountains, flying bird
Bison in winter in Yellowstone National Park.
USA, Wyoming, Yellowstone National Park, Emerald Pool, Black sand basin
American bison in Lamar Valley, Yellowstone National Park, Wyoming, USA
American bison bull, Yellowstone National Park, Wyoming, USA
USA, Wyoming, Hayden Valley, Yellowstone National Park
A bison in winter in Yellowstone National Park.
USA, Yellowstone National Park, Moose Falls
Geyser Pool, Yellowstone National Park, Montana And Wyoming
USA, Wyoming, Yellowstone National Park, Grand Prismatic Spring at sunset
USA, Wyoming, Yellowstone National Park, herd of American Bisons at Firehole River
USA, Yellowstone National Park, Gibbon Falls, Gibbon River
Woodpecker peering out of hole in birch tree, Yellowstone National Park, Wyoming, USA
American cliff swallow (petrochelidon pyrrhonota) in nest colony, Yellowstone National Park, Wyoming, USA
American bison grazing in Lamar Valley, Yellowstone National Park, Wyoming, USA
USA, Wyoming, Yellowstone National Park, steam from hot thermal springs rising up in forest near Firehole River at morning
USA, Yellowstone National Park, Lamar Valley and Lamar River
The rustic Hamilton's Store with its wood burl decorations in Yellowstone National Park.
Lower Yellowstone Falls, Yellowstone National Park, Wyoming, USA
USA, Wyoming, Yellowstone National Park, View to Yellowstone River, Grand Canyon of the Yellowstone
USA, Wyoming, Yellowstone National Park, hot spring
USA, Wyoming, Yellowstone National Park, Excelsior Geyser
USA, Wyoming, Yellowstone National Park, Geyser
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, dead trees in Lower Geyser Basin at sunset
USA, Wyoming, Yellowstone National Park, Grand Canyon with Lower Yellowstone Falls
USA, Wyoming, Mammoth Hot Springs, Yellowstone National Park, Upper Terraces, Canary Spring
USA, Yellowstone National Park, boardwalk through Biscuit Basin
USA, Yellowstone National Park, Geyser, Panorama
USA, Wyoming, Yellowstone National Park, Mammoth Hot Springs, travertine terrace
Mudpots in Yellowstone National Park, Wyoming, USA
USA, Yellowstone National Park, View to village Mammoth Hot Springs
A boardwalk extending across Midway Geyser in Yellowstone National Park.
Boardwalk extending across Midway Geyser in Yellowstone National Park
USA, Yellowstone National Park, View over Artists Paintpots
Chief Joseph Scenic Byway, Wyoming, USA
A boardwalk extending across the Midway Geyser in Yellowstone National Park.
Yellowstone National Park, Wyoming
USA, Wyoming, Yellowstone National Park, man standing in front of an info panel
Brilliant yellow aspen trees in fall color in Yellowstone National Park.
USA, Yellowstone Nationa Park, Morning mood, road and fog at sunrise
Mountain and Lake, Yellowstone National Park, Wyoming, USA
USA, Wyoming, Yellowstone National Park, American Bison at Firehole River
Steam rising from geyser at sunrise, Yellowstone National Park, Wyoming, United States
USA, Wyoming, Yellowstone National Park, Yellowstone river flowing through a sandstone gorge
Yellowstone River in winter, Yellowstone National Park, Wyoming, USA
USA, Wyoming, Yellowstone National Park, portrait of male bighorn sheep
Bison herd, Yellowstone National Park, Wyoming, USA