Nr 42, Piechowice > Michałowice > Grzybowiec > „Silent Valley”                        
                        
     
                                            
                    
                    
                        Piechowice > Michałowice > Grzybowiec > „Cicha Dolina” > Piechowice   Steep climbs and breakneck descents, forest paths and unpaved roads - a paradise for tough and experienced cyclists....