Diving inland in South Africa/Boesmansgat
The dive site Boesmansgat or Bushman's Hole is a inland freshwater sinkhole and cave in the (locality name) area on the (topographical feature), near City in the Northern Cape province of South Africa.
Boesmansgat is believed to be the third-deepest submerged freshwater cave in the world.
27° 55′ 18″ S, 23° 38′ 30″ E
The name "Boesmansgat" is Afrikaans for Bushman's hole
Approximately 270 metres deep.