Angel's Landing, Zion National Park, Utah: A steep and exposed trail with sheer drop-offs and chain-assisted sections.
The Maze, Canyonlands National Park, Utah: A remote and rugged area with complex navigation, limited water sources, and extreme heat.
Kalalau Trail, Na Pali Coast State Park, Hawaii: A challenging trail with narrow sections, cliffside drop-offs, and unpredictable weather.
Bright Angel Trail, Grand Canyon National Park, Arizona: A strenuous trail with steep grades, extreme heat, and limited water availability.
Longs Peak, Rocky Mountain National Park, Colorado: A difficult and exposed peak with unpredictable weather conditions and technical climbing sections.
Half Dome, Yosemite National Park, California: A strenuous hike with cable-assisted sections and a steep final ascent to the iconic granite dome.
The Knife's Edge, Mount Katahdin, Maine: A challenging and exposed ridge trail with narrow sections and steep drop-offs.
The Maze, San Juan Mountains, Colorado: A remote and rugged wilderness area with complex navigation, treacherous terrain, and limited rescue options.
The Precipice Trail, Acadia National Park, Maine: A steep and exposed trail with iron rungs, ladders, and cliffs along the way.
Mount Washington, White Mountains, New Hampshire: Known for its harsh weather conditions, including high winds, freezing temperatures, and frequent storms.