Presented by the Key West Athletic Association, this 12.5 mile swim around the island of Key West must be completed in 8 hours and typically has 200 participants, including solo and team swimmers. Cost for registration by March 15 is $165 for a solo swimmer, $300 for two-person relay, and $420 for three-person relay. Deadline to register is May 18. For more information, visit http://www.swimaroundkeywest.com