The 3000m ONE on the River Marlow Swim offers a thrilling and demanding open-water challenge set in the serene waters of the River Thames at Marlow.
This longer-distance event is designed for experienced swimmers seeking to push their endurance and stamina along a well-marked, scenic course.
Participants will navigate the calm, steady-flowing river, surrounded by the lush Buckinghamshire countryside and the charming sights of Marlow. The combination of natural beauty, smooth water conditions, and excellent event organisation creates a memorable experience for those ready to tackle the 3000m distance. Whether striving for a personal best or savoring the journey, the 3000m ONE on the River Marlow Swim offers a rewarding and picturesque open-water adventure.
Enter the race here.
Catch’s swimming courses give you everything you need to crush your goals.
.png){kind=small}
Swimming sessions will drop into your inbox every week, customised to your goals, lifestyle & ability.
Each week, a fresh video with a new aspect of front crawl will be available to watch, which'll match your weekly training plan.
Posted to your door, these cards will guide you through your sessions & drills.
Find local swim pals through Catch’s online community. The club content hub has heaps of technique tips, race recommendations, adventure ideas & more.
The 2.5km Swim at Belvoir Castle is a captivating open-water race set within the picturesque grounds of the historic Belvoir Castle in Leicestershire. Scheduled for July 19-20, 2025, as part of the Belvoir Castle Multisport Festival, this event offers swimmers the opportunity to navigate a 2.5km course in the serene West Lake, all while enjoying the stunning backdrop of the castle.
Find out more
The 2.5km Swim at Cholmondeley Castle offers a captivating open-water experience within the serene Deer Park Mere, nestled in the expansive grounds of Cholmondeley Castle in Cheshire. Scheduled for June 21, 2025, this event is part of the Cholmondeley Castle Multisport Festival, which also features a 5km swim and a 1-mile swim, catering to a variety of swimming enthusiasts.
Find out more
The 3km Dartmouth Swim is a stunning open-water race set in the picturesque waters of the River Dart in South Devon. Taking place in the charming coastal town of Dartmouth, this event offers swimmers a scenic and rewarding challenge along one of the most beautiful river courses in the UK.
Find out more
The 3000m Dawlish Swim is an exciting open-water endurance challenge set in the beautiful waters of Dawlish Warren in Devon.
Find out more
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.
Find out more
Sign up to Catch Free
You’ll get access to the online swim community with training session ideas, mini courses, a swim content hub & local swim squad.
Get Free Access Now