GR20: Corsica: The High Level Route

Calenzana and the Start of the GR20Stage 1 Calenzana to Refuge d'Ortu di u Piobbu (high-level)Stage 1 Calenzana to Refuge d'Ortu di u Piobbu (low-level)    Ascent of Monte Corona from Refuge d'Ortu di u PiobbuStage 2 Refuge d'Ortu di u Piobbu to Refuge de Carozzu (high-level)Stage 2 Refuge d'Ortu di u Piobbu to Refuge de Carozzu (low-level)Stage 3 Refuge de Carozzu to Haut Asco    Ascent of Monte Cinto from Haut AscoStage 4 Haut Asco to Auberge U Vallone    Link from Auberge U Vallone to AlbertacceStage 5 Auberge U Vallone to Hotel Castel di Vergio    Ascent of Paglia Orba from Refuge de Ciottulu di I MoriStage 6 Hotel Castel di Vergio to Refuge de Manganu    Link from Refuge de Manganu to SocciaStage 7 Refuge de Manganu to Refuge de Petra Piana    Link from Bocca a Soglia to Bergeries de Grotelle    Ascent of Monte Ritondu from Refuge de Petra PianaStage 8 Refuge de Petra Piana to Refuge de l'Onda (low-level)Stage 8 Refuge de Petra Piana to Refuge de l'Onda (high-level)    Link from Bergeries de Tolla to TattoneStage 9 Refuge de l'Onda to Vizzavona (low-level)Stage 9 Refuge de l'Onda to Vizzavona (high-level)Vizzavona and the Midpoint of the GR20Stage 10 Vizzavona to Bergeries d' E Capanelle    Link from Hotel Monte d'Oro to Bocca PalmentoStage 11 Bergeries d' E Capanelle to Bocca di Verdi (low-level)Stage 11 Bergeries d' E Capanelle to Bocca di Verdi (high-level)Stage 12 Bocca di Verdi to Refuge d'Usciolu    Link from Refuge d'Usciolu to CozzanoStage 13 Refuge d'Usciolu to Refuge d'Asinau    Link from Refuge d'Usciolu to Zicavo    Link from Bocca di l'Agnonu to Bergerie de Basseta        Link from Zicavo to Refuge d'AsinauStage 14 Refuge d'Asinau to Village de Bavella (low-level)Stage 14 Refuge d'Asinau to Village de Bavella (high-level)Stage 15 Village de Bavella to ConcaConca and the End of the GR20