The Trail Des Forteresses De Calais is a running event in Calais, Pas-de-Calais, northern France. Its date is listed for April, pending confirmation. Two race options are available: a 12 km run commencing at 09:30 and a 5 km run commencing at 09:40.
The event's name references Calais’s fortifications. The current listing provides basic race details, not a complete course map. SOCalais Athletisme is the organizer, and the event is listed on Miles Republic, which includes a link to an event website for further details.