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

travel destination photography horizontal colour image outdoors day unesco unesco world heritage site one person national park full length leisure lifestyle north america united states of america wyoming yellowstone national park steam heat geothermal geology non urban scene hot spring thermal pool geyser extreme terrain dramatic landscape walkway wood material tourism tourist mist snow winter cold temperature walking women rear view backpack incidental people warm clothing famous place international landmark natural landmark american culture places of interest caucasian appearance 60 64 years senior women usa us united states american north american colour color image color outdoor outside tourist destination travel background people people in the background misty fog foggy unesco world heritage sites world heritage site world heritage sites typically american traditional culture tradition traditional traditionally american tourists holiday maker holiday makers on holiday on vacation