Cinematic 4K. Aerial shot. A borehole is a narrow shaft bored in the ground either vertically or horizontally. A drilling rig is a machine that creates holes in the earth sub-surface. Drilling rigs can be massive structures housing equipment used to drill water wells oil wells or natural gas extraction wells or they can be small enough to be moved manually by one person called augers. Working oil pumps pump equipment fossil fuel industry lever oil outdoors pipeline power pump rig scenics steel water brook cascade drinkable falls flare flowing flows fresh liquid murmur outdoor big single splash tranquil work red grey truck tower steeple gazebo gun turret dungeon pole staff mast post pillar column beam 3840×2160 UHD 4K.