相關Hardyhikerscanconq的文學知識

問題詳情：   YosemiteNationalPark,California   HardyhikerscanconquerHalfDome.Therockrises4,000feetaboveYosemiteValley.The17-mileround-triptrailpassestwowaterfallsandincludesa60-degreeupaslope.“It...