The Zion Narrows route is the most popular hike in Zion Park, and one of the world's best canyon hikes. It is pure fun and can be tailored to suite any ability level. The trail is the Virgin River. Plan on being wet. In fact, the cool water makes this hike particularly pleasant during the hot months of summer.Plan on spending 60% of your time in the water and the remaining time walking on the riverbank.