Hardknott Pass, Coniston Water & Birker Fell loop from Ravenglass — Lake District National Park

The Hardknott Pass, Coniston Water & Birker Fell loop from Ravenglass is a difficult racebike route, challenging even for very fit cyclists. This 56.7-mile (91.3 km) journey features relentless climbs and descents, with a significant elevation gain of 5425 feet (1653 metres). You'll spend around 5 hours and 13 minutes navigating mostly well-paved roads, though some segments can be unpaved and difficult. The route offers dramatic landscapes, from the spectacular mountain views of Hardknott Pass to the tranquil woodlands around Coniston Water. You'll experience the incredible atmosphere of the Duddon Valley and wide, exposed hillsides on Birker Fell.

This loop is classified as a hard road ride, demanding very good fitness due to its extreme gradients. Hardknott Pass, in particular, is infamous for its steepness, with sections reaching a staggering 30-33%. Descending Hardknott Pass is equally tricky, requiring careful attention and good brakes. Be prepared for poor tarmac in places and sharp turns. Some unpaved segments might even require you to push your bike.

Hardknott Pass is widely considered one of the most challenging cycling climbs in the UK, often seen as a "rite of passage" for enthusiasts. Its 30-33% gradients make it the steepest road in England, a true test of stamina and endurance. This historic road dates back to the Roman era, built around AD 110 to connect coastal forts with inland garrisons. The route is also a highlight of the popular Fred Whitton Sportive, an infamous annual event known for its brutal climbs.