The Kingston to Ottawa (K2O) is an endurance marathon paddling race through the Rideau Canal waterway, a UNESCO World Heritage Site. Racers of all skill levels face the challenge of completing 90km, or 40km distance non-stop as they make their way from Rideau Ferry Bridge to Kingston. The race is open to canoes, kayaks, SUPs, voyageur boats, surf skis and can be raced either supported or unsupported.  Expect an incredible journey, an incredible event, and an incredible challenge!