Enigma Week at the Knees

Enigma Week at the Knees is a week-long marathon event taking place from March 9 to March 15, 2026, in Milton Keynes, UK. The event features seven marathons over seven days, with the first three days held at Willen Lake and the remaining four at Caldecotte Lake. Participants can register for individual marathons or the entire week, with a unique medal awarded each day and a special finishers medal for those completing all seven marathons.

The event is designed for runners of various levels, with race support and aid stations available throughout the courses. Visit the organization's website for the most recent information.