Boesmansgat, also known in English as "Bushman's Hole", is a deep submerged freshwater cave (or sinkhole) in the Northern Cape province of South Africa, which has been dived to a depth of 282.6 metres (927 ft). On 24 November 2004, Verna van Schaik set the Guinness Woman's World Record for the deepest dive by diving down to a depth of 221 metres (725 ft). In October 2022 Karen van den Oever broke her own Guinness World Record as the world’s deepest diving woman when she descended to 246.65 metres (809.2 ft). feet using open-circuit equipment.