How much is the round-trip fare of chartered bus from Beijing to Mutianyu Great Wall?
It's about 70km from Beijing to Mutianyu Great Wall, and the round trip is140-150km. According to the chartered price of Beijing Buick GL8,
8 hours/100km, and 5 yuan/km will be charged for the excess of 50 hours/hour. I'll provide you with a map, and you'll know the result by searching Baidu according to the address.