This video has been doing the rounds on Facebook since July but it received a new burst of publicity after being shared on Reddit today.
Filmed on the infamous Alwas-Killar road in India which winds its way through a mountain pass in the Himalayas, it's not for the faint-hearted.
But you wouldn't know it by the reactions of the passengers on the bus - they are having the
Maybe they're slightly drunk on fear?
Aaaaand now we feel sick.
It's like an extreme version of the Connor Pass in Kerry.
Sort of.