播出2013年03月04日敬请关注！
简介：ThisseriesexploresfiveofBritain'smostextremewinterlandscapes,lookingattheconditionsthatchallengeboththewildlifeandpeoplethattrytosurviveinthecountrysideanduncoveringaworldfewgettosee. EllieHarrisonlooksatBritishmountainsassherevealsthesurprisesthisterrainholds,fromvolcanoestoavalanches,frogsattemptingtospawntothesmallherdsofreindeerinBritain.There'smorethanmeetstheeyetothislandscapeinwinter.…