Untiltheinventionofthesteamengine,humanstravelledtheear...
問題詳情：Untiltheinventionofthesteamengine,humanstravelledtheearthonfoot．Theslowtravelmeantexplorersfrequentlyreturnedwithstoriesaboutdistantlands:someofthemwildtales,somehonestdescriptions. Barb...