We hiked Angels Landing, one of Zion National Park's most dangerous trails. Here are 12 things that surprised us about the adventure.

There's only one chain leading hikers up to the top of Angels Landing in Zion National Park.

Timothy Moore

• I climbed to the top of Angels Landing, one of Zion National Park's most popular hikes.
• To keep the crowds at bay, the park distributes a limited number of permits using a lottery system.
• The last stretch to the peak is on a narrow ridge, and hikers have to cling to chains to get there.

Angels Landing is not for the faint of heart.

One of Zion National Park's most iconic hikes...