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Walk, jog or run this wonderful route along the River Thames. There are 100km, 50km and 25km challenge options.

• Walks & Treks
• London

Join thousands of runners in chasing a personal best, whilst supporting Retina UK and start and finish in the Molineux Stadium.

• Running
• United Kingdom

Your generous support allows Retina UK to fund the work of leading scientists who are increasing understanding of inherited sight loss and moving us closer to treatments.

• News

Graeme's son is living with retinitis pigmentosa and he has decided to take on an extreme challenge - running 250km across the Sahara Desert, with 6 stages, varying in length from 21km to 82 km, over 7 days.

• Case study - community
• Written

The stunning 13.1-mile route takes in many of the capital’s world-famous landmarks on closed roads, and four of London’s eight Royal Parks – Hyde Park, The Green Park, St James’s Park and Kensington Gardens.

• Running
• London

With live bands, DJs and cheering fans along the route, which takes you past Westminster Bridge, The London Eye, Regent Street, Piccadilly Circus and Big Ben, this flat and friendly event is perfect for beginners or seasoned pros.

• Running
• London

Run through London’s most creative and inspiring borough with vibrant street art and entertainment on course and celebrate your 13.1 mile achievement with thousands in Hackney, complete with music, food, drink and wellbeing activities.

• Running
• London

Is it your turn to take on the Reading Half Marathon in 2024?

• Running

The Cardiff Half Marathon has grown into one of the largest and most exciting road races in the United Kingdom. It is now one of Europe’s largest half marathons and is Wales’ largest mass participation event.

• Running
• Cardiff

This is the only Half Marathon to be held at this historic royal home and Hampton Court Palace is one of only two surviving palaces that King Henry VIII owned. The race will start inside the Palace gates and finish in its beautiful gardens.

• Running
• London