Bowels of Fleetwith Fell Race

Borrowdale, United Kingdom • 5 Jul 2025

The Bowels of Fleetwith Fell Race is a unique 6km fell running event held at Honister Slate Mine in Borrowdale, Lake District. This challenging race features approximately 1500m of ascent and combines outdoor mountain terrain with an extraordinary underground section. Competitors start at Honister Slate Mine, don helmets and headtorches, then race uphill before entering 1km of narrow, historic mine tunnels. After emerging, runners summit Fleetwith Pike (648m), traverse to Grey Knotts (697m), and descend back to the start. Open to participants aged 16 and over, the race offers a memorable blend of natural beauty and thrilling underground adventure. Visit the organization's website for the most recent information.

Race information

6 km
1500 m+
Visit the organization's website for the most recent information.
Trail runs nearby

The Gavel Fell Race is a running event taking place on May 28, 2025, at the Ennerdale Show Field in Great Britain. The race features a senior distance of 5.9 miles with a vertical ascent of 330 meters, alongside various junior races for different age categories starting from 18:00. Participants are..

The Stickle Grind 650 is a challenging vertical race set in the stunning Lake District, featuring a 2.4km uphill course with a demanding 650m ascent to the summit of Harrison Stickle. This event tests participants' endurance and lung capacity, making it a true struggle of will. Runners can enjoy a f..

OMM Lite is a competitive navigation and running event held at Grasmere Showground in the Lake District. Participants, either solo or in teams of two or three, navigate using a supplied map and compass to find checkpoints scattered around the Grasmere area. The goal is to collect as many points as p..

The Great Langdale 21 is a challenging 21km trail running event held in the scenic Great Langdale valley, based out of the New Dungeon Ghyll Hotel in the Lake District, UK. Featuring 850 meters of ascent, the course offers a technical route through stunning landscapes including Far Eastern Raven, Mi..

The Navigation Trails - Ambleside will take place in Ambleside on Saturday 31 May 2025. You can run between 5 and 10 kilometers.

The Duddon Valley Fell Race, held at the Newfield Inn in Seathwaite, Duddon Valley, is a challenging category A fell running event. It features two courses: the Long race covers 18 miles with 6,000 feet of ascent over peaks including Harter, Hardknott, and Swirl How, while the Short race spans 10 mi..