长城(Great Wall)

详细内容

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thegreatwallofchinaisconsideredtobetheonlyman-madeprojectvisiblefromthemoon.althoughitwasoncethoughttohavebeenbuiltentirelyduringtheqindynastybetween221and208bc,itisnowbelievedtohavebeenstartedearlier.

the15-foot-high,25-foot-wide,1,500-mile-longstructurewasundoubtedlybuilttokeepoutinvadingenemies.tothemonpeopleoftheempire,whohadbeenforcedtobuildthewall,itwasnotworthit,however.thewall,andotherpublicworkspletedbytheqindynasty,hadcausedgreatlossesofwealthandhumanlifeinthecountry.asaresult,anangrypopulationroseupinrebellionagainsttheqindynasty,andin207bcthehandynastybegan.

becauseofitsrichhistoryandmagnificentappearance,thegreatwallattractstourists,scientists,andhistorianstothisdayandwillcontinuetodosofenerations.