Zion National Park in Utah is a hiker’s paradise. Zion saw 5 million visitors in 2021, making it the second-most visited park in the system. Perhaps the best-known trail at Zion is Angels Landing, which is considered one of the most dangerous treks in the world. Click the above image to enlarge, click to view my high-resolution photo gallery, or click to read my feature article “Out West: The Fight to Protect Our Federal Public Lands.”