Flowing spring, Tien Shan Mtns., Kyrgyzstan
Flowing spring issuing from glacial deposits in the Tien Shan, Republic of Kyrgyzstan (G-01)
Download ImageRecent faulting: Teton Range, Wyoming
Recent faulting: Teton Range, and river terraces of the Snake River, Grand Teton National Park, Wyoming (30-3863)
Download ImageRecent faulting: Teton Range, Wyoming
Recent faulting: Teton Range, Grand Teton National Park, Wyoming (30-3862)
Download ImageIrrigation of potato fields, Idaho
Groundwater sprinkler
irrigation of potato fields, eastern Idaho (30-0856)
Liesegang banding in granitic rock
Liesegang banding in granitic rock, Colorado (30-0141)
Download ImageTaconic angular unconformity, New York
Taconic angular unconformity, New York.Steeply dipping Middle Ordovician Austin Glen Fm (on right) overlain by moderately dipping Upper Silurian Roundout Fm (10Cat-006)
Download ImageProterozoic diamictite, SE Cal (vertical)
Proterozoic diamictite of the Kingston Peak Formation, SE California (5DVD-013)
Download ImageProterozoic diamictite, SE Cal
proterozoic diamictite of the Kingston Peak Formation, SE California (5DVD-012)
Download ImageGrand Prismatic Spg, Yellowstone (Vertical)
People walking on boardwalk at Grand Prismatic Spring, Yellowstone National Park, Wyoming (08-6489)
Download ImageGlacial valley, Colorado
View down Glacier Gorge, a glacial valley in Rocky Mountain National Park, Colorado. (08-5672)
Download ImageGlacial valley, Colorado (vertical)
View down Glacier Gorge, a glacial valley in Rocky Mountain National Park, Colorado. (08-5669)
Download ImageWoman walking on playa, Oregon
Woman walking on the dry playa at Alvord Desert, SE Oregon (30-4422)
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Wind ripples on sand dunes, SE Cal (181109-39)
Wind ripples on sand dunes, Death Valley, California (181109-39)
Download ImageSand Dunes, Death Valley, California
Sand Dunes, Death Valley, California (111121-55)
Download ImageMigmatite. Skagit Gneiss, WA (square)
Migmatite. Skagit Gneiss, Washington. (5D-6946)
Download ImageBasalt lava flows, Iceland (square)
Multiple basaltic lava flows, Iceland (180906-7s)
Download ImageActive sulfur mineralization (vertical)
Steam and sulfur mineralization in active volcanic crater of White Island, New Zealand. Pyroclastic deposits make up the walls of the crater. (181110-40v)
Download ImageRoche Moutonee, SE Alaska
Young woman sitting on a Roche Mountonee near Juneau Alaska. The gentle side with the glacial striations formed by abrasion; the steeper side by plucking. (150621-168)
Download ImageFront of Juneau Icefield, Alaska
Broken, crevassed front of Juneau Icefield (150621-119) glacier,
Download ImageGraded beds in turbidites (pan)
Panoramic view of Graded beds in turbidites: top to left. Note also the erosional base to the coarse bed on the right. SE Alaska (150618-35)
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