1、TheYellowstonePark,YellowstoneNationalPark,establishedbytheU.S.CongressandsignedintolawbyPresident,UlyssesS.GrantonMarch1,1872,isanationalparklocatedprimarilyintheU.S.stateofWyoming,althoughitalsoextendsintoMontanaandIdaho.Yellowstone,widelyheldtobethef
2、irstnational,parkintheworld,isknownforitswildlifeanditsmanygeothermalfeatures,especiallyOldFaithful,Geyser,oneofthemostpopularfeaturesinthepark.,YellowstoneNationalParkspansanareaof3,468.4squaremiles(8,983km2),comprising,lakes,canyons,riversandmountainrange
3、s.YellowstoneLakeisoneofthelargesthigh-,altitudelakesinNorthAmericaandiscenteredovertheYellowstoneCaldera,thelargest,supervolcanoonthecontinent.Thecalderaisconsideredanactivevolcano.Ithas,eruptedwithtremendousforceseveraltimesinthelasttwomillionyears.Half
4、ofthe,worldsgeothermalfeaturesareinYellowstone,fueledbythisongoingvolcanism.Lava,flowsandrocksfromvolcaniceruptionscovermostofthelandareaofYellowstone.,Yellowstonenationalparkslogoisabear.Therearemorethan200blackbearsandmorethan200grizzlybears.,Alsothere
5、areallkindsofwildanimals,StatueofLiberty,Theworld-wellknownStatueofLiberty,standingontheislandoffreedominNewYork,harbor,symbolizingsthattheAmericanfighting,forthenobleidealsoffreedom.,Thestatueoflibertyhasafullnamewhichisthebronze,statueoflibertynational
6、monument,anditsofficialname,isLibertyEnlighteningtheWorld.Itisdesigedby,Fredericaugustebartholdiand,waslocatedinNewYorkcityharbouroflibertyislandnear,theHudsonRiveronOctober28,1886.Nowadaysitis,knownasthesymboloftheUnitedStates.In1984,itwas,putintotheworl
7、dheritagelist.,BackgroundOrigin,ExternalStructure,Statueofthestatueoflibertyis46metershigh,10.6meters,wide,evenitsmouthis91centimeterswide.Thetorchwhich,therighthandholdingmeaningoffreedom,aslongas12.8,meters,12personcanstandonit;Itsadd-baseisabout27,meter
8、shigh,93meterswide,weighs225tons.,MomentsofBeauty,AttheendofSeptember2010,ina,stormnight,JayFine,aphotographer,comingfromNewYork,settledhis,camerainbatteryparkinManhattan,waitingfornearlytwohours,finally,he,tookmorethan80photoes,which,snappedtheexcitingmomen
9、tthata,boltoflightninghitthestatueofliberty.,9,WonderfulMoments,GrandCanyon,TheGrandCanyonislocatedinthenorthwestoftheStateofArizona,formedbytheColoradoRiveraftermillionsofyearsoferosion,colorfuland,steepcliffs.In1979GrandCanyonwaschosenintheWorldHeritag
10、e,,GorgecutbytheColoradoRiver,northwestern,Arizona,U.S.Notedforitsrockformationsand,coloration,itisabout0.1,18mi(0.2,29km)wide,andextendsfromnorthernArizonatoGrand,WashCliffs,neartheNevadaborder,adistanceof,about277mi(446km).Thedeepestsection,56,mi(90km)
11、long,iswithinGrandCanyonNational,Park,whichcoverstheriverslengthfromLake,PowelltoLakeMead.Thesurroundingplateauis,5,000,9,000ft(1,500,2,750m)abovesealevel,andthecanyonisinplacesmorethanamile(1.8,km)deep.Thenationalpark,nowcontaining,1,904sqmi(4,931sqkm)
12、,wascreatedin1919.,TheformerGrandCanyonNationalMonument,establishedin1932,wasadded,withotherlands,in1975.In1979theGrandCanyonwas,designatedaWorldHeritagesite.,GrandCanyonSkywalk,knownastheeighthwonderoftheworld.,VisitorsstandingintheGrandCanyon,Skywalk,you,c
13、anenjoya720degreeangleoftheGrandCanyon,spectacle.,CarvedintoacorneroftheArizonaplains,thegreatroaringriver,toweringrockformationsand,breathtakingvastnessoftheGrandCanyonserveasamonumenttotheboldandenduringspiritof,America.,NiagaraFalls,NiagaraFallsistheco
14、llectivenameforthreewaterfallsthatstraddlethe,internationalborderbetweentheCanadianprovinceofOntarioand,theU.S.stateofNewYork.TheyformthesouthernendoftheNiagara,Gorge.,ThebestviewsontheAmericansidearefromtheProspectPointObservationTower(daily;50,),andfrom
15、theareaatitsbasewherethewaterrushespast;TerrapinPointonGoatIslandinthe,middleoftheriverhassimilarviewsofHorseshoeFalls.,EvenatnighttheFallsareimpressive.Thenightlyilluminationmeansyoucanenjoythemanywhere,youhaveaFallsview-fromyourNiagarahotel,restaur
16、ant,cocktailloungeorobservationdeck.,EveryFriday-Sundayduringthesummermonthsandonspecialoccasions,FallsFireworksadda,littleextracolourtothedisplay.,Asyoulookoninawe,reflectthatyoureseeingonlyabouthalfthevolumeofwater,-,therestisdivertedtohydroelectricpowe
17、rstations.,Icouldseeahugeflowof,water,comingdownfast,fromveryhigh.Ihadno,ideaofshape,orsituation,oranything.Itwasjustso,big.,-CharlesDickens,Hawaii,Hawaiiisthemostrecentofthe50U.S.states,andistheonlyU.S.state,madeupentirelyofislands.Itisthenorthernmo
18、stislandgroupin,Polynesia,occupyingmostofanarchipelagointhecentralPacificOcean.,Hawaiidiversenaturalscenery,warmtropicalclimate,abundanceof,publicbeaches,oceanicsurroundings,andactivevolcanoesmakeita,populardestinationfortourists,Paradiseonearth,alsoknownasthe
19、HawaiianIslands,apleasantclimateand,sceneryofairports,isembeddedinthecentralpartoftheSouthPacificshiningpearl,withatotalareaofover16,000squarekilometers,TheUnitedStatesisalsooneof,thefinalstate-the50thstate,Hawaiiexceptionalclimaticconditions,andcreatingamixofthenaturallandscape.Inthis,confusedplacearbitrarynatureoftheuncannyworkmanshipca