Grand Prismatic Spring, Yellowstone Nationalpark, Wyoming, USA, United States of America

america grand heritage national nationalpark north park prismatic site spring states usa united world wyoming yellowstone american attracitions attraction attractions blue colored colorful coloured colourful countryside discoloring discolouring exterior famous format geothermal heritage horizontal hot known landscape landscapes national natural nature outdoor outdoors outside overlook panoramic park photo pool scenery scenic sediments seeing sight spring springs well known worth