- Saturday, June 15th 2:00-6:00pm Swim Center at Heather Farm Park, Walnut Creek See Upcoming Events Page for Details and to order tickets by mail Walnut Creek Aquanuts' Learn How to Synchronize Swim Summer Program starts June 17! See Rec Program page for more information. Go Back to Top of Page Copyright 2002 Walnut Creek Aquanuts all rights reserved We welcome your questions and comments.www.aquanuts.org