- Verna van Schaik
- 221 metre(s)
- South Africa (Boesmansgat Cave)
Verna van Schaik (South Africa) dived to a depth of 221 m (725 ft) in the Boesmansgat cave in South Africa's Northern Cape province on 25 October 2004. The dive lasted 5 hr 34 mins, of which only 12 minutes were spent descending.