Geneptrail nocturne is a night trail event held at Alpe d’Huez 1800. The meeting point is the SATA terrace, located above the lift-ticket offices. The adult program includes an 18 km race commencing at 6 PM, and a shorter night trail that begins later in the evening. This shorter option is approximately 13.5 km with 700 m of elevation gain.
The event focuses on running after dark within a mountain resort. Headlamps are required, along with a survival blanket, whistle, thermal jacket, personal cup, half a litre of water, and a charged phone. Aid stations will provide both solid and liquid refreshments. The shorter adult route has one aid station, while the 18 km course has two. Children will compete in their own races, categorized by age group, including a mini 400 m run, with adult podiums taking place later in the evening.