GR20 – Corsica

Guidebook to walking Corsica’s GR20, known as the toughest waymarked trail in Europe. It makes a complete traverse through the high mountains, sometimes with hands-on scrambling. Covering 190km, it can be completed by fit walkers in about two weeks. The guide includes high- and low-level alternatives, plus extra mountain climbs.

General Map of Corsica

Introduction
Geology
Brief History
Travel to Corsica
Travel Around Corsica
How to Reach the GR20
When to Walk the GR20
How to Walk the GR20
How to Use this guide
Maps of the GR20
Mountain Weather
Path Conditions
Mountain Rescue
Kit Check
Services on the GR20
Food, Drink and Fuel
Language
Currency
Flowers and Wildlife
Advice in a Nutshell
Points to Bear in Mind
Food Supplies and Services

Calenzana and the Start of the GR20
Stage 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 Piobbu
Stage 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 Asco
Stage 4 Haut Asco to Auberge U Vallone
    Link from Auberge U Vallone to Albertacce
Stage 5 Auberge U Vallone to Hôtel Castel di Vergio
    Ascent of Paglia Orba from Refuge de Ciottulu di I Mori
Stage 6 Hôtel Castel di Vergio to Refuge de Manganu
    Link from Refuge de Manganu to Soccia
Stage 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 Piana
Stage 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 Tattone
Stage 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 GR20
Stage 10 Vizzavona to Bergeries d' E Capanelle
    Link from Hôtel Monte d’Oro to Bocca Palmento
Stage 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 Cozzano
Stage 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'Asinau
Stage 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 Conca
Conca and the End of the GR20

APPENDIX 1 Summary of GR20 Walking Times and Facilities
APPENDIX 2 Reverse Route Summary
APPENDIX 3 Basic French for the GR20
APPENDIX 4 Topographical Glossary