有关Yellowstone的英语内容
> 列表世界之旅:Yellowstone National Park(黄石国家公园)
2017-09-15ThisnaturalwondersunparalleledbeautyinspiredtheU.S.governmenttocreatetheworldsfirstnationalpark.Forayoungcountryjustcomingofageintheearly1800s,thediscoveryofYellowstonehelpeddefineAmericasidentitywith......