Bristol to Bordeaux 2020 Donate Fundraise About The Ride Now in it's 12th year, the Bristol to Bordeaux Cycle Challenge is one of the UK's top charity bike rides. Departing Bristol on Wednesday 1st July the ride takes in 500 miles of the finest cycling routes that the UK and France can offer, before arriving in Bordeaux on Saturday 4th July. Riders on the B2B can choose between 2 routes, the 500 miles, door to door 'Extreme', or the 300 miles classic. The ride is fully supported, with regular feed stations, fully trained medics, physios and bike mechanics, and transport of all bags between each overnight hotel stop. All you need to do is turn up and enjoy the ride!