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The 1500m One on the Lake Dorney Swim is a dynamic open-water race set in the pristine, mirror-like waters of Dorney Lake.

Famous for its Olympic-standard facilities and tranquil surroundings, this mid-distance challenge strikes the perfect balance between speed and endurance.
Swimmers tackle a well-laid-out course that takes full advantage of the lake’s calm, predictable conditions. The clean, sheltered water allows participants to focus on their technique and pacing, making it an ideal setting for both seasoned competitors and those looking to step up from shorter distances. With scenic views and a friendly, competitive atmosphere, the 1500m race at Dorney Lake offers a refreshing and satisfying swimming experience in a world-class venue.
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The 1 Mile Swim at Cholmondeley Castle is a captivating open-water event set within the picturesque Deer Park Mere, located in the expansive grounds of Cholmondeley Castle in Cheshire. Taking place on Saturday, June 21, 2025, as part of the Cholmondeley Castle Multisport Festival, this race offers participants the opportunity to swim a 1-mile course in a private, scenic setting.
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The 1 Mile Swim at Belvoir Castle offers a thrilling open-water challenge set in the stunning Belvoir Estate, located in the heart of rural Leicestershire. Part of the Castle Race Series, this event allows swimmers to navigate a 1-mile course in the picturesque Rutland Water, surrounded by breathtaking views of the estate and its historic castle.
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The 1 Mile Swim at Hever Castle is a delightful open-water event set within the picturesque grounds of Hever Castle in Kent. Scheduled for September 27, 2025, as part of the Castle Race Series, this race offers participants the chance to swim a 1-mile course in the tranquil Hever Lake, surrounded by the historic beauty of the castle and its expansive gardens.
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The 1 Mile Henley Swim is a classic open water challenge set in the River Thames at Temple Island Meadows during the Henley Swim Festival. Swimmers can choose between two start options: the Mass Start, for those who enjoy a competitive, race-style experience, or the Rolling Start, which offers a more relaxed and staggered entry into the water. This scenic swim provides a rewarding challenge for both new and experienced open water swimmers looking to enjoy the historic Henley course.
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The Dock2Dock swim offers a unique opportunity to experience open water swimming in the heart of London’s Royal Docks. With towering historical cranes lining the water and the iconic skyline of Canary Wharf and the O2 Arena in the background, this event combines the thrill of urban swimming with the challenge of long-distance racing.
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