bridge ecology forest freedom girl green landscape nature pan panoramic peace rest river rock to camp track travel trip water weeds blaze building cornwall destruction factory fire firemen flame flames hose inferno New York rocks roof smoke steam wall warehouse altitude canada conifers height high montane moon mount mountains natural planet range Robson Rockies rocky steep valley chasm cliff current deluge descent drop fall flow gorge moss mountain opening pour Rocky Mountains shade.shadow surge conifer shade shadow tree Athabasca boulder falls fierce plunge torrent turmoil waterfall Banff bank Bow Falls channel danger dangerous foam rage rapids trees violent boulders countryside exercise footpath hike hillside norway norwegian path snow trail walk wild