A legged robot races up the Hongmen trail on Mount Tai during the ongoing ranking round of the inaugural CMG World Robot Mount Tai Competition in Tai’an, eastern China’s Shandong Province. The competition itself will officially open Nov. 2. The race will cover about 3.8 kilometers and more than 3,100 stone steps, testing robots’ ability to navigate and operate reliably in complex environments. Events include speed racing and special challenges for humanoid robots, legged robots, load-carrying legged robots and exoskeleton-assisted climbers, as well as an all-terrain scouting challenge. China News Service