Dreadful dangerous rocky mountain passage and narrow rocky tunnel. A car is going on a very dangerous mountain road. There is a high cliff at the edge of the road. Twisty and curved dirt road. Traveling in the high and deep valley. Driving crazy and exciting on hard way. Off-road abyss chasm adventure. 4×4 Jeep Land Rover Discovery. Landslide landslip gap precipice chasm scarp crag river valley. Aerial footage 4K UHD 3840×2160.