Night Trail San Julián - Requena is a night trail race in Cuenca, Spain, within the Castilla-La Mancha region. It is scheduled for September, with participants starting after sunset instead of competing on a typical daytime road course.
The race listing provides only the basic location and format. The clearest description is that this is an off-road night run near San Julián-Requena, close to Cuenca. Registration and current race information are available on the organizer’s website.