5 races or each level of preparation and commitment: 8 km on the beautiful Falesie di Duino overlooking the Gulf of Trieste, and longer distances: 21, 57 and 167 km on breathtaking tracks, always varied and never repetitive for the joy of every runner and trail runner. At the refreshments the best food and specialties of the Karst of Trieste and Slovenia , for those who want to face the race with the spirit of travel and fun.