Petrified trees in New Blue Spring Terrace, limestone sinter terraces, steaming geysers, hot springs, Mammoth Hot Springs Terraces in Yellowstone National Park, Wyoming, United States of America, USA

america american area areas blue chalk conservation countryside day daylight daytime during energy exterior exteriors geologic geological geologically geology geothermal geothermic geyser geysers heat heritage hot hot hot spring hot springs in landscape landscapes lime limestone limestones mammoth mineral minerals national national natural nature new nobody north of outdoor park park parks petrified petrified photo photos plant plants power preserve preserves reserve reserves rock rocks sanctuaries sanctuary scenery scenic sediment sedimentary sedimentation sediments seeing shot shots sight sights sinter source sources spring spring springs springs states steam steaming stone stones stromatolite stromatolites terrace terrace terraces terraces terracing the thermal tree trees trunk trunks unesco united us us american usa vapor vapour water well wells wildlife world worth wyoming yellow yellowstone