Train Smart for Ohio’s Unique Course – 36-Week Half Distance Triathlon Plan for Masters 40+ The Half Distance Triathlon Ohio features a one-of-a-kind course—starting with a rolling swim entry from the Kelleys Island Ferry into the warm waters of Sandusky Bay (avg. 78°F), followed by a flat and fast 56-mile bike through open farmland with just 790 feet of elevation, and finishing with a spectator-friendly, two-loop run through downtown Sandusky (avg. 88°F). Our 36-week Half Distance Triathlon ...