In March 2018, Oyster 72 Katharsis II became the first yacht to sail round Antarctica below 62°S. Skipper Mariusz Koper recounts this extraordinary expedition to Yachting World Magazine.
Sailing Antarctica: Record-breaking voyage around the southern continent (September 25, 2019)
Katharsis II website: https://antarcticcircle60s.pl/en/wyzwanie-eng/