If you do not have altitude sickness nor suffer from poor heart condition, then this insane plank walk awaits you to explore the beauty beneath your feet. At the base of the Mt Hua Shan just outside the city Xi’an a stone stair lead to the most dangerous Hua Shan plank walk along the mountain wall. The path is made of some planks to walk on and a rail of chains for holding during the walk. While, wearing safety gears are encouraged, it is never checked. Strong people can get a stunning view from the top.