SAS Assegaai, formerly the SAS Johanna van der Merwe, is a decommissioned Daphné class submarine which served the South African Navy. After a lot of fundraising efforts and an extensive restoration effort by a dedicated team, is has finally been opened to the public for viewing from the outside. Lester Kiewit speaks to Rear Admiral Arne Soderlund, retired South African Navy officer and author.