Up for a challenge?

Run the London Landmarks Half Marathon on April 12th, 2026, for a unique closed-road experience through the City of London and Westminster.

Find out about Young Epilepsy at the TCS London Marathon and tell us why you are running as part of #teampossible!

Get your walking shoes on and explore some of the Capital’s less known historic areas with a tour of the ‘gateway to London’ along the Thames’s eastern section.

Take on either a spirited Friday evening 10km or an energetic 10-mile looped route walk through the heart of London as darkness falls, and the Moon rises

Join 2500 walkers and trek 25 km across the Capital with unrivalled views of the skyline & landmarks.

England’s greatest river provides a fantastic backdrop for an unforgettable challenge.

Enjoy a late summer swim in Hyde Park's Serpentine. Join #TeamPossible for a scenic 2-mile lap and help bring clean water to communities worldwide.

Run the Royal Parks Half Marathon and enjoy 13.1 miles through London’s most beautiful parks, Hyde Park, Kensington Gardens, St. James’s Park, and Green Park.

Why not risk a hair-raising hike around some of the City’s scary streets and historic haunts.