Australian Penny Palfrey , 49 , will try to swim from Havana , Cuba , to Florida Keys . She will make attempt without a shark cage or swim aids such as flippers or a wetsuit . Even though she has completed long-distance swims of the English Channel and a round-trip crossing of the Strait of Gibraltar , the waters between Cuba and the United States present their own hazards , she said . A lycra suit will provide her some protection from jellyfish , her husband says . Comment:
Australian Penny Palfrey , 49 , will try to swim from Havana , Cuba , to Florida Keys . She will make attempt without a shark cage or swim aids such as flippers or a wetsuit . A lycra suit will provide her some protection from jellyfish , her husband says . Comment: