PUZZLESINGEOGRAPHY 　　Peoplemaywonderwhydifferentwordsareusedtodescribethesefourcountries:England,Wales,ScotlandandNorthernIreland.YoucanclarifythisquestionifyoustudyBritishhistory. 　　FirsttherewasEngland.Waleswaslinkedtoitinthethirteenthcentury.NowwhenpeoplerefertoEnglandyoufindWalesincludedaswell.NextEnglandandWaleswerejoinedtoScotlandintheseventeenthcenturyandthenamewaschangedto"GreatBritain".HappilythiswasaccomplishedwithoutconflictwhenKingJamesofScotlandbecameKingofEnglandandWalesaswell.FinallytheEnglishgovernmenttriedintheearlytwentiethcenturytoformtheUnitedKingdombygettingIrelandconnectedinthesamepeacefulway.However,thesouthernpartofIrelandwasunwillingandbrokeawaytoformitsowngovernment.SoonlyNorthernIrelandjoinedwithEngland,WalesandScotlandtobecometheUnitedKingdomandthiswasshowntotheworldinanewflagcalledtheUnionJack. 　　Totheircreditthefourcountriesdoworktogetherinsomeareas(eg,thecurrencyandinternationalrelations),buttheystillhaveverydifferentinstitutions.Forexample,NorthernIreland,EnglandandScotlandhavedifferenteducationalandlegalsystemsaswellasdifferentfootballteamsforcompetitionsliketheWorldCup! 　　Englandisthelargestofthefourcountries,andforconvenienceitisdividedroughlyintothreezones.ThezonenearestFranceiscalledtheSouthofEngland,themiddlezoneiscalledtheMidlandsandtheonenearesttoScotlandisknownastheNorth.Youfindmostofthepopulationsettledinthesouth,butmostoftheindustrialcitiesintheMidlandsandtheNorthofEngland.Although,nationwide,thesecitiesarenotaslargeasthoseinChina,theyhaveworld-famousfootballteamsandsomeofthemevenhavetwo!Itisapitythattheindustrialcitiesbuiltinthenineteenthcenturydonotattractvisitors.ForhistoricalarchitectureyouhavetogotoolderbutsmallertownsbuiltbytheRomans.ThereyouwillfindoutmoreaboutBritishhistoryandculture. 　　ThegreatesthistoricaltreasureofallisLondonwithitsmuseums,artcollections,theatres,parksandbuildings.Itisthecentreofnationalgovernmentanditsadministration.IthastheoldestportbuiltbytheRomansinthefirstcenturyAD,theoldestbuildingbegunbytheAnglo-Saxonsinthe1060sandtheoldestcastleconstructedbylaterNormanrulersin1066.TherehasbeenfoursetsofinvadersofEngland.Thefirstinvaders,theRomans,lefttheirtownsandroads.Thesecond,theAnglo-Saxons,lefttheirlanguageandtheirgovernment.Thethird,theVikings,influencedthevocabularyandplace-namesoftheNorthofEngland,andthefourth,theNormans,leftcastlesandintroducednewwordsforfood. 　　IfyoulookaroundtheBritishcountrysideyouwillfindevidenceofalltheseinvaders.YoumustkeepyoureyesopenifyouaregoingtomakeyourtriptotheUnitedKingdomenjoyableandworthwhile. 　　SIGHTSEEINGINLONDON 　　Worriedaboutthetimeavailable,ZhangPingyuhadmadealistofthesitesshewantedtoseeinLondon.HerfirstdelightwasgoingtotheTower.ItwasbuiltlongagobytheNormaninvadersofAD1066.Fancy!Thissolidstone,squaretowerhadremainedstandingforonethousandyears.Althoughthebuildingshadexpandedaroundit,itremainedpartofaroyalpalaceandprisoncombined.Tohergreatsurprise,ZhangPingyufoundtheQueen'sjewelsgua