Road of Cannons Valle Maira Difficulty: Easy Colle della Ciabra, Strada dei Cannoni, Colle del Birrone – Historical military road that runs along the ridge between Valle Maira and Valle Varaita. BOOK NOW Related postsLa Via del Sale 14-15 Luglio21 June 2020Low Valle Varaita26 April 2018Vallanta Shelter26 April 2018Road of Cannons (from Valmala)26 April 2018Colletta di Rossana Bike Park26 April 2018Macra and Bassa di Narbona26 April 2018