towering majestic tree overhangs icy blue lake mcdonald at glacier national park on a cold, crisp & clear montana day, usa

air alpine america angle bark beauty big blue camping cap carbon cedar clear clouds cold conservation cool crisp day drift environment explore federal foliage footprint forest freeze frozen glacier grant green hiking icy lake landmark lands landscape majestic mcdonald montana mountain national nature outside overhang park peak pond preservation pristine reflect reflection ripples rock scenic season sightseeing sightseer snow snowcap snowshoeing summit terrain tourism trail travel treasure tree usa view walking water weather white wild wilderness wind winter