Duck Lake in Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

travel destination photography horizontal colour image duck lake yellowstone national park unesco world heritage site wyoming united states of america north america day landscape beauty in nature scenics physical geography national park high angle view lake blue horizon over land tree forest water no people outdoors usa us united states american north american colour color image color outside travel destinations travel horizon horizons nobody no one no one high angle elevated view view from above looking down topography scenery scenic scene scenes nature the natural world natural beauty unesco world heritage sites unesco world heritage site world heritage sites