The quintessential Zion experience, the trail on The Narrows hike is the Virgin River itself. Follow it deeper and deeper into the slot canyon picking your way through water that, depending on the season, will be mostly ankle-to-hip deep – check current water levels and temperature at the visitor center. On this out-and-back hike, try to make it to at least mile 2.5, where the towering canyon walls close in around you in a section known as Wall Street (day hikers have to turn around at mile 5). 

Read more: 14 Items for Your National Parks Adventure