Review Of Deepest Oil Well Ever Drilled Ideas. That’s also equal to 2x the record height for air balloon flight. Getty images) by mark piesing 6th may 2019 during the cold war, the us and soviets both created ambitious projects.

The no 1 isaac c. In terms of true vertical depth, it remains the deepest borehole in the world. The deepest reached 12,262 metres (40,230 ft;