Let’s Do This - Running, Cycling, Triathlon, Obstacle and Swimming Events in the United Kingdom

Popular events

Full marathon, half marathon, 10K or 5K race? The Edinburgh Marathon Festival has them all. The course starts in the city of Edinburgh and takes you along the coast to the finish line at Musselburgh Racecourse.

Edinburgh Marathon Festival

28th May • Dynamic Earth, Holyrood Rd, Edinburgh EH8 8AS, UK

9 races

Edinburgh Marathon Festival

The annual London Landmarks Half Marathon is a closed road, flat, central London run and is the only half marathon to go through both the City of London and City of Westminster. This event is not your average half marathon! From cultural landmarks and heritage to the city's quirky and hidden secrets, runners get to explore the capital on a route like no other!

London Landmarks Half Marathon

22nd May • Duncannon St, Charing Cross, London WC2N, UK

1 race

London Landmarks Half Marathon

Registration Perks

A chance to lace up those shoes, get motivated, focus on training during winter and run this event with us. So come on, let's do this! Secure your place today!

Our Winter Warmer Runs are proud to support the Charity Shelter and our goal is to help raise awareness and funds for them.

The Bristol 5k and 10k Winter Warmer Run

1st Feb 2020 • Long Ashton, Bristol BS41, UK

2 races

The Bristol 5k and 10k Winter Warmer Run

Coronavirus update

For further details about the impact on sports, please refer to England Athletics Website.

To keep up to date with the latest NHS advice, please refer to the Government’s coronavirus section.

Unique insights from attendees

Learn from over 20,000 event reviews written by the Let’s Do This community

Box End Lake Triathlon

There was just an area on the bike run where the roundabout to turn left to Box End didn't feel it was clearly enough with the marshall standing on the middle of the roundabout. Also after there were signs but with two events on wasn't sure if I was goi...

The Virgin Money London Marathon

A brilliant race i have completed a number of times and always look to do each year. A bucket list event for every runner.

Tour de Shane Pembrokeshire Sportive

Worth travelling for this one! A good chunk of the route is coastal which means fab sea views but also some tough climbs as you drop into and climb out of coastal towns but well worth all the early season pain.

Our mission is to help people discover epic experiences

Let’s Do This was founded in 2016 to make it easier for people to find their perfect race. We have offices in London and San Francisco and are backed by Y Combinator, NFX, and a number of leading Angel Investors.

Learn more about our team

“I’ve seen first-hand the incredible impact these events can have on making people fitter, healthier and happier. I love that Let’s Do This is not only making events like these more accessible but also helping to support athletes of all different fitness levels.”

Serena Williams

22-time Grand Slam Champion
Let’s Do This investor

“Throughout my career I’ve been lucky enough to inspire people to follow their dreams, get off the couch and get exercising. That’s what attracted me to Let’s Do This. It’s a company that is totally committed to changing the world and inspiring more people to get out there.”

Usain Bolt

World Record holder 100m, 200m and 4x100m
Let’s Do This investor

“The work Let’s Do This is doing to encourage more people to take part, from deeply personal support, to giving you a full refund due to injury, is truly awesome and so when the opportunity arose to invest I was delighted to be involved.”

Paula Radcliffe

Marathon world record holder, 2002 - 2019
Let’s Do This investor