After hiking about 2 miles on Kauai’s famous Kalalau Trail ... by falling rocks or dislodging unstable cliff sides. Backpacker.com once named the trail one of the 10 most dangerous hikes ...

Discover the 10 most dangerous treks in the world, featuring sheer cliffs, extreme weather, and deadly challenges. Only the ...

At one point, part of the emerald-green cliff revealed the lush Kalalau Valley, which extends miles inland to plunging ...