angry apocalypse cloud darkness deluge gray grey judgement sky storm violent cascade drench drop fall force ledge norway pour power stream Tvindefossen waterfall wet Athabasca boulder canada current falls fierce flow landscape natural nature plunge river rock Rockies Rocky Mountains torrent turmoil water chasm cliff descent gorge montane moss mountain opening shade.shadow surge Asia black city cross crossing drip dripping drips dropping drops fishmonk flood flooding floods humid inclement junction junctions monsoon pavement pavements pouring puddle puddles rain raining rainy road roads sidewalk sidewalks sign Singapore splash splashing stormy street thunder traffic light umbrella urban walk walking weather white