adventure adventure sport blue boat crew fast flow gear Himalayas Incredible India India Jammu Ladakh muddy outdoor raft rafting rapids travel water Zanskar River action adrenaline cold danger energy excitement extreme fun group holiday nature outdoors people persevere power rapid recreation risk river rocks sport aqua Bhadra brook Chickmaglur crash flowing water furious fury karnataka Khalsa rivulet smash stream surf turbulent violent waters white water clouds sky sunny Asia Asians chinese commuters commuting locals mass rapid transit movement moving MRT on the move passengers railway seated Singapore standing tourists train transit transport travellers waiting platform