Support us Events Baxters Loch Ness Marathon The Baxters Loch Ness Marathon and festival of running also includes the River Ness 10k & Corporate Challenge, River Ness 5k and Wee Nessie (approx. 800 meters). Starting in moorland and finishing in the Highland capital of Inverness, the Loch Ness marathon has been described as one of the most stunning marathons in the world. You can choose from the full marathon, 10k (renowned for its flat route and personal best potential!), 5k or the Wee Nessie. This a chance to experience a beautiful running route alongside the home of the infamous Loch Ness Monster! Sign up today to the 2022 Baxters Loch Ness Marathon, River Ness 10k or 5k - guaranteed entry, no ballot!