Boesmansgat is believed to be the third-deepest submerged freshwater cave in the world.
- 27°55′18″S, 23°38′30″E
- Altitude 1450m
- Near Mount Carmel in the Northern Cape
This site is not in a Marine Protected Area. A permit is not required.
The name "Boesmansgat" is Afrikaans for Bushman's hole
Approximately 270 metres deep.