???,???! 2018?????????????????! 53??????, 11281mD+??, ????????! ???????????????——??168,???????????,??“????”???,??????????????????????????????,???????168?????? ??,??168?????????,?????????????100??,???????????????,??“???????”!
An A to B course in western Beijing, from Haidian District (???) to Mentougou District(????) Start: Phoenix Ridge (???Feng-huang-ling) Finish: The Village of Cuandixia, or Chamber of Clay Owen (???cuan-di-xia) Schedule 4th-6th, May, 2018! 0800, 4th, May—1300, 6th, May, 53 hours of 3 days for the 168km/11281m total ascent! 0800, 4th, May—1700, 5th, May, 33 hours of 2 days for the 100km/6630m total ascent!