upper falls johnston canyon waterfall, banff nationalpark canada alberta.

alberta arroyo attraction banff banffnationalpark beautiful bow canada canadian canyon cascade cliff creek escarpment fall falls flow forest formation geology gorge green hike hiking johnston johnstoncanyon jungle landscape lower mountain mountains national nationalpark nature outdoor outdoors park rainforest rapid ravine recreation river rock rocky scenic stream summer tourism trail travel tree tributary turquoise upper vacation valley vegetation water watercourse waterfall wild wilderness