From wikipedia on Susie Maroney who swam Cuba-USA first (with shark cage, and much younger): http://en.wikipedia.org/wiki/Susie_Maroney#Achievements http://en.

From wikipedia on Susie Maroney who swam Cuba-USA first (with shark cage, and much younger): http://en.wikipedia.org/wiki/Susie_Maroney#Achievements http://en.wikipedia.org/wiki/Susie_Maroney#Achievements Completed 160 km swim from Jamaica to Cuba (15 September 1999). During Hurricane Floyd, a category 4 hurricane.