China is one of the largest countries on Earth ... and the cable car up Tianmen Mountain for some incredible cliff views among the clouds. Another great place to visit in the Hunan Province ...

on Tainmen Mountain, China. The challenge consisted of climbing 999 steps at a 45 degrees angle. It began at the bottom of the Tianmen Mountain Road, which has a stairway and 99 dizzying turns.

With 3.7 million square miles of land, China ... Kunlun Mountains, the Tianshan Mountains, and the Qinling Mountains. But there is a lesser-known and very unique range called the Tianmen, in ...