Grand Prismatic Spring and bacterial mats, Midway Geyser Basin, Yellowstone National Park, Teton County, Wyoming, United States of America, North America

horizontal color image travel destinations travel outdoors day midway geyser basin yellowstone national park famous place national park usa north america wyoming grand prismatic spring teton county geyser heat steam water power in nature geothermal snow winter no people landscape scenics unesco unesco world heritage site wintry cold cold temperature chill chilly travel destination tourist destination tourist destinations outdoor outside national parks public land landscapes geysers daytime