Two Tunnels Races

Bath, United Kingdom • 23-17 Feb-Aug 2025

The Two Tunnels Races offer a unique running experience beneath the city of Bath, featuring the longest underground sections for each race distance in the UK. Participants can choose from various events, including a 5km, 10km, half marathon, marathon, and a 50km ultra marathon, catering to all fitness levels and ages. The races take place at Brickfields Park, with well-marked routes and ample support stations. The event promotes community involvement and supports Sustrans, contributing £1 per runner to their charity. With a festive atmosphere, participants can enjoy post-race treats and a chance to win prizes in various categories. Visit the organization's website for the most recent information.

Race information

50 km
50km Solo
50 km
50km Pair
26 mi
Marathon
13 mi
Half Marathon
10 km
10 km
5x10km Relay
5 km
Colourburst
Visit the organization's website for the most recent information.
Trail runs nearby

Explore Bath Skyline with day and night 5k and 10k races plus a 500m kids run and dedicated canicross wave on 15 and 16 November. Trail surfaces, glow stick night routes and finishers medals create a scenic family friendly weekend.

Enjoy a small 8 mile trail race through the stunning Avebury World Heritage Site in Wiltshire, weaving past ancient stone circles and rolling countryside. Organised by Marlborough Running Club, this popular November event often sells out.

Join the inaugural FOBS 5K Trail Run and Colour Run in Box on 16 November 2025 and support Box Primary School. Choose a family friendly 800 m colour run or a chip timed 5K through scenic Bybrook valley, with treats and certificates for all.

Explore Pewsey Downs near Alton Barnes with orienteering courses for all abilities, from easy beginner routes to challenging expert courses. Scenic chalk downland, waterproof maps and electronic timing. Online entry only.