ThedreamofsendinghumanstoMarsiscloserthaneverbefore.Infact,manyscientiststhinkthatthefirstpersontosetfootontheRedPlanetisalivetoday.Butwhereshouldthefirstexplorersvisitwhentheygetthere?
  Horizonhasgatheredtheworld'sleadingexpertsonMarsandaskedthem:wherewouldtheygo,iftheygotthechance-andwhatwouldtheyneedtosurvive?
  Usingincrediblerealimagesanddata,HorizonbringstheseMartianlandmarkstolife,fromvastplainstotoweringvolcanoesandfromdeepvalleystohiddenundergroundcaverns.Theprogrammewillalsoshowviewerswheretoland,wheretolive…andevenwheretohuntfortracesofextra-terrestriallife.
  Thisistheultimatetraveller'sguidetoMars.