The GR20 takes approximately 14 - 16 days to complete depending on your fitness and the weather. It is likely that you will need a day at the start and a day at the end, to get to and from the appropriate airport.
If you want to really enjoy the trek it is worth spending a bit of time on the planning stage. It's important to select the right gear and maybe book your nightstops.
Although everyone's needs and expectations are different, hopefully you will find some guidance and tips in this site to maximise your success of this great walk.
Recognise the different warnings
List of equipment to bring to do GR20.
All the information you need, to find where to eat and drink on the GR20, restaurants, small shops, shepherds with cheese and sausage.
In Which Direction. North to South, or South to North.
The single most important equipment choice you make before leaving has got to be the choice of shoes.
Planes, buses, taxis: transport to join the departure of the GR20.
How to calculate the price for your GR20, how much does it all cost, the refuges, the food, a coffee...
The best maps of the route are produced by the IGN (Institut Géographique National) at a scale of 1:25,000.
The GR20 is certainly one of the hardest long distance walks out there. Several factors contribute to this, the rough rocky terrain, the unpredictable weather and micro climates.
The stone base layer, is what exists today of Carrozzu refuge. The above floor is the proposed design for the modernization.
The GR20 is protected by the Parc Naturel Régional de Corse. With such a large volume of people every year, there are certain rules in place to protect the area.
How about electricity on the GR20?