nemesis waterfall sheer rock cliffs kootenay national park canadian rocky mountains

alberta banff blue british canada canadian cliff cliffs climb climbing clouds cloudscape columbia contrast day environment falling feature forest geological geology glacial glaciation glacier hardest hiking ice kootenay landscape moraine mountain mountains national nature nemesis outdoor outdoors park peak plain rock rockies rocky rugged scenery scenic shadow sheer sky snow stanley steep steepness strata summer summertime talus terrain trail tree valley vertical view viewpoint water waterfall wilderness winter wonders world