This event has already taken place!
Lions Swimarathon
Teams of up to 6 swim lengths of the pool for 55 minutes, trying to swim as many lengths as possible as a team. Teams obtain sponsorship from family, friends and other supporters. The income from sponsors is split 50:50 between Horsham Lions Club, for Chestnut Tree House Children's Hospice and any other good cause that the team may wish to support.
Sponsored by Assurity Consulting
http://www.horshamlions.freeuk.com/swimarathon2018.htm