Join 2500 walkers and trek 25km across the Capital with unrivalled views of the skyline & landmarks. From a Putney Bridge start it’s East towards the City, zig-zagging over 16 historic bridges, each with a fascinating story – and a mid-point rest stop at The Oval Cricket Ground for snacks & drinks. 25km later, beyond the majestic Tower Bridge, it’s a party style finish line celebration & afternoon picnic in Southwark Park.

https://www.ultrachallenge.com/thames-bridges-trek/