the slimmest section of Zion Canyon is known as The Narrows. It's one of the park's most popular hikes and starts tame with the one-mile Riverside Walk, a wheelchair-accessible hike. After that ...

[See: 7 Affordable Ways to Experience America's National Parks.] Mossy Cave Bryce Canyon National Park ... Narrows are one of the most popular areas within Zion, because the hike takes you through ...