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ThedreamofsendinghumanstoMarsiscloserthaneverbefore.Infact,manyscientiststhinkthatthefirstpersontosetfootontheRedPlanetisalivetoday.Butwhereshouldthefirstexplorersvisitwhentheygettherebbb Horizonhasgatheredtheworld'sleadingexpertsonMarsandaskedthem:wherewouldtheygo,iftheygotthechance-andwhatwouldtheyneedtosurvive? Usingincrediblerealimagesanddata,HorizonbringstheseMartianlandmarkstolife,fromvastplainstotoweringvolcanoesandfromdeepvalleystohiddenundergroundcaverns.Theprogrammewillalsoshowviewerswheretoland,wheretolive…andevenwheretohuntfortracesofextra-terrestriallife. Thisistheultimatetraveller'sguidetoMars.[收起部分]