Northern part: Calenzana - Ortu di Piobbu or Bonifatu (alternative route) - Carozzu - Asco Stagnu - Tighjettu - Ciottulu di I Mori (or Castel de Vergio) - Manganu - Petra Piana - L'Onda - Vizzavona
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The trail is usually considered as two parts: the northern part, between Calenzana and Vizzavona and the southern part, between Vizzavona and Conca.
Colonel Cristofini Pietro (or Petru Simon Cristofini) was born in Calenzana (near Calvi, Corsica) on 26 May 1903 and in 1939 became a captain of the 3rd Algerian Fusiliers regiment.