Tourist, hiker walking towards Upper Yosemite Falls, on boardwalk, across Sentinel Meadow, Yosemite Valley, Yosemite National Park, UNESCO World Heritage Site, Sierra Nevada, California, United States of America, North America

Tourist admiring the Giant Sequoia trees (Sequoiadendron giganteum), on the Big Trees trail, Round Meadow, Sequoia National Park, Sierra Nevada, California, United States of America, North America

Tourist admiring the Giant Sequoia trees (Sequoiadendron giganteum), hiking on the Big Trees trail, Round Meadow, Sequoia National Park, Sierra Nevada, California, United States of America, North America

Tourist hiker, admiring the Giant Sequoia trees (Sequoiadendron giganteum), known as the Parker Group, Sequoia National Park, Sierra Nevada, California, United States of America, North America

Hiker resting by the Faithful Couple, Giant Sequoia trees (Sequoiadendron giganteum), Mariposa Grove, Southern Yosemite, Yosemite National Park, UNESCO World Heritage Site, Sierra Nevada, California, United States of America, North America

Tourist hiker, on top of Moro Rock overlooking the Sequoia foothills, looking towards Kings Canyon and the high mountains of the Sierra Nevada, Sequoia National Park, California, United States of America, North America

Two hikers at Schwarzsee, Zermatt, Valais, Swiss Alps, Switzerland, Europe