active activity chilled chilly cold countryside distance distant England exercise February fence field footpath footprint freezing frozen fun Great Britain landscape leisure natural nature panorama path people ridge snow snowy South Downs summit Sussex top track trail view walk walker walking white winter bench gaze hill mountain Poland tourist tourists watch zawoja pebbles rock rocks slab slabs stone stones altitude austere avens broken canada Dryas endurance endure extreme flower hard hardy height high montane plant resilient Rockies Rocky Mountains seedhead shattered splintered stark tough american chunk climber crack enormous fissure gigantic glacier gulley huge ice lump Mount Baker peak slope terrain usa vast cliff cloud clouds Crete Greece HDR Nyberg scenery scenic sky tree boulder emergency hydraulic ladder long metal platform rescue rungs safety tall