The 20 Most Challenging Hikes in America, Ranked

17. Black Elk Peak Trail – South Dakota

Difficulty: Class 1

Standing at 7,242 feet, Black Elk Peak is the highest point in South Dakota, offering a challenging yet rewarding 7-mile roundtrip hike. Gaining 1,500 feet in elevation, this trail provides breathtaking panoramic views stretching across four states.

The most popular route begins at Sylvan Lake, following Trail #9 for the ascent and Trail #4 for the descent. The trail’s scenic beauty—featuring golden foliage, lush greenery, and dramatic granite formations—makes it a favorite for both casual hikers and seasoned adventurers.