Itisnowonderthatwearemesmerizedbymountains,areafraidofthemandareobsessedbythem.Theyevokewildnessinallofus,andyetstilltheyremainaworldofsecrets.　　WithoneprogrammeeachontheRockyMountains,theAndesandHimalaya,thisserieswillusedronestorevealthesemountainsasneverbefore.Theaudiencewillbetakenfromhiddenvalleystounknownpeaksandtheywillfeelthevertigo,coldandsenseofwonderthatthesegreatrangesevoke.　　Thislandmarkthree-partseriesontheiconicrangesoftheworldwillshowhowthemountainsmouldthelivesoftheextraordinaryanimalsandtheremotepeoplesthatlivethereandhowthesegreatrangescreateweathersystemsthatruleourplanet.