Tortoise Shell Spring bubbles in front of the sinter cone of Castle Geyser. Upper Geyser Basin. Yellowstone National Park, Wyoming, USA
Stock Photo: 13430 Location: Upper Geyser Basin, Yellowstone National Park, Wyoming, USA Format: Digital 3:2 Copyright © Phillip Colla, all rights reserved worldwide. Purchase a print of this image Request a review copy of this image Keywords: castle geyser, environment, geothermal, geothermal features, geyser, landscape, national parks, nature, outdoors, outside, scene, scenery, scenic, spring, tortoise shell spring, upper geyser basin, usa, world heritage sites, wyoming, yellowstone, yellowstone national park, yellowstone park |