The Trail nocturne de Brezolles is a night trail race held in Brezolles, located in the Eure-et-Loir department. Participants can select between two off-road distances: 11 km and 18 km.
The participants include local club runners from ESPAD, with orienteers also participating through the club. Maratouristes also compete, indicating the race attracts both dedicated trail runners and individuals accustomed to endurance events beyond typical road races.