Questars Summer Adventure Race 5 - Chilterns
Saturday, 13 September 2025
Hambleden, Henley-on-Thames, UK
The Questars Summer Adventure Race Series 2025 consists of 5 events, with the final race on 13 September 2025 in the Chilterns.
The race involves trail running, mountain biking and kayaking. The race format has been carefully designed to be as flexible and inclusive as possible, to enable people to participate irrespective of ability or experience.
For all events, you will use a map and compass to navigate to as many checkpoints as you can within the time limit.
Enter solo, with another person (as a pair) or in a team of 3 or 4 people. Pairs and teams must remain together for the duration of the race i.e. all team members do each discipline together (it is not a relay race).
Series
Questars Summer Adventure Race Series
Distances/Events
Multisport / Adventure Race (Run, Bike & Kayak):
Novice 5-Hour
Masters 6-Hour
Duo 5-Hour (Run & Bike)
2-Hour Trail Run Orienteering Event (Run Only)
2-Hour MTB Orienteering Event (Bike Only)


