View over Firehole River, Geyser Hill, Upper Geyser Basin, geothermal springs in Yellowstone National Park, Wyoming, United States of America, USA

america american area areas basin bodies body conservation countryside day daylight daytime during energy exterior exteriors firehole geologic geological geologically geology geothermal geothermic geyser geyser geysers heat heritage hill hot hot spring hot springs in landscape landscapes look look out look outs lookout lookouts national national natural nature nobody north of out outdoor outs over park park parks photo photos power preserve preserves reserve reserves river river rivers sanctuaries sanctuary scenery scenic shot shots source sources spring springs states steam steaming the thermal unesco united upper us us american usa vapor vapour view view views water waters well wells wildlife world wyoming yellowstone