DeathValleyisoneofthemostfamousdesertsintheUnitedStates...
问题详情:DeathValleyisoneofthemostfamousdesertsintheUnitedStates,coveringawideareawithitssand.Almost20percentofthisareaiswellbelowsealevel,andBadwater,asaltwaterpool,isabout280feetbelowsealevelandthelo...