The Tunnel Marathon - Portsmouth

The Tunnel Marathon in Portsmouth is set to be the UK's first fully underground marathon, taking place at the UCAP Bunker, a historic site used by the Royal Navy during D-Day. Scheduled for November 30, 2024, this unique event will feature a challenging route through several tunnels, requiring participants to wear headtorches and cycle helmets. The marathon is designed for both affiliated and unaffiliated runners, with entry fees set at £60 and £62, respectively.

Participants should be prepared for some low sections in the tunnels, making it an exciting and distinctive running experience. Visit the organization's website for the most recent information.