#旅行故事#長途騎行#挑戰自我 Stranded in a desolate wilderness without food and water, after battling through 80 kilometers of rugged roads in a single day, I luckily reached Dunhuang. 【單人單車環華騎行中國 | 穿越無人區】 【Single bicycle ride around China | Crossing no man’s land】