Hiking and walking
                
            
                
The Fort of Fenestrelle and the Pequerel avalanche guard.
            
                
                    An itinerary from Fort St. Charles to Fort of the Valleys, discovering the "great wall of Piedmont," and then reaching Pequerel and its 18th-century avalanche guard.
                
            
                    
                             31 May 2022
                    
                
                         Rosanna Carnisio