Mineral deposits at a hot spring, Midway Geyser Basin, Yellowstone National Park, Wyoming, USA

america american area areas at basin conservation day daylight daytime deposits during energy exterior exteriors geothermal geothermic geyser hot hot spring hot springs midway mineral mineral mineralogy minerals national national natural nature nobody north of outdoor park park parks photo photos power preserve preserves reserve reserves sanctuaries sanctuary sediment sedimentation sediments shot shots spring springs states the thermal united us us american usa wildlife wyoming yellowstone