Derwent Valley Trail Runners

Witness the iconic streets of London come alive at the London 100K, a captivating 100K urban ultra-marathon. This unique endurance event invites experienced ultrarunners and newcomers alike to explore the hidden trails and landmarks that make the capital so vibrant. Traverse the diverse terrain, from bustling city streets to serene green spaces, as you test your limits in an unforgettable journey through the heart of London. Designed to challenge and inspire, the London 100K promises an immersive experience that celebrates the energy and diversity of this remarkable city.

Witness the iconic streets of London come alive at the London 100K, a captivating 100K urban ultra-marathon. This unique endurance event invites experienced ultrarunners and newcomers alike to explore the hidden trails and landmarks that make the capital so vibrant. Traverse the diverse terrain, from bustling city streets to serene green spaces, as you test your limits in an unforgettable journey through the heart of London. Designed to challenge and inspire, the London 100K promises an immersive experience that celebrates the energy and diversity of this remarkable city.

The Edinburgh Marathon Festival boasts a captivating range of distances, from the lively 1K to the renowned 26.2-mile marathon. Runners of all abilities, from elite athletes to first-time marathoners, can immerse themselves in the striking beauty of Scotland's capital city and the picturesque East Lothian coastline. This inclusive event caters to the diverse needs of the running community, providing an exceptional platform to push personal boundaries and celebrate the spirit of the sport.

The Edinburgh Marathon Festival boasts a captivating range of distances, from the lively 1K to the renowned 26.2-mile marathon. Runners of all abilities, from elite athletes to first-time marathoners, can immerse themselves in the striking beauty of Scotland's capital city and the picturesque East Lothian coastline. This inclusive event caters to the diverse needs of the running community, providing an exceptional platform to push personal boundaries and celebrate the spirit of the sport.

The Northumbrian Trail Runs The Northumbrian Trail Runs on 28 June 2026 include a 48K Ultra and 28K Run on newly created trails at Kielder Water. Starting at Kielder Waterside while the Northumbrian Triathletes are completing their bike leg, you will join the triathlon run loop after completing a spectacular 25km loop taking in the new Lonesome Pine trail and some of the best views of Kielder Water. Get some extra support from your friends and family over the final two laps of bull crag, where you will pass through the event village before finishing alongside your fellow runners and triathletes at the lake’s edge. See also the held on the same day.

The Northumbrian Trail Runs The Northumbrian Trail Runs on 28 June 2026 include a 48K Ultra and 28K Run on newly created trails at Kielder Water. Starting at Kielder Waterside while the Northumbrian Triathletes are completing their bike leg, you will join the triathlon run loop after completing a spectacular 25km loop taking in the new Lonesome Pine trail and some of the best views of Kielder Water. Get some extra support from your friends and family over the final two laps of bull crag, where you will pass through the event village before finishing alongside your fellow runners and triathletes at the lake’s edge. See also the held on the same day.