Loch Lomond Beastie Triathlons – Organised by Lomond Swimming & Triathlon Club Our famous Loch Lomond Beastie Triathlons will be held in, and on the banks of, Loch Lomond. Taking place within Balloch Castle Country Park on Saturday July 29th 2017. Now in our 17th year of running events, this summer we are hosting the Scottish National Championship Aquathlon in addition to two triathlons, ideal for everyone from first timers to hard-core triathletes, all set in the stunning landscape of Loch Lomond and the Trossachs National Park. All entrants will receive a goodie bag and medal at the finish line to mark their achievement. Bikeless Beastie (Swim/Run): 750m Open Water Swim – 5 km Run. Beastie Sprint Triathlon: 750m Open Water Swim – 17 Km Off-Road Cycle – 5 km Run. Wee Beastie Novice Triathlon: 400m Open Water Swim – 9 Km Off-Road Cycle – 3 km Run