Free maps of the Pyrenees

Free GPS map (Topo Pirineos 6.1) with projected walk on a path shown in purple Print free trekking maps of the Pyrenees

Go to Open Street Map, navigate to the sector, choose “Map for cyclists” and print.
If you want to plan your walk on your computer in more detail download

Basecamp (0.1GB) Topo Pirineos 6.1 [Spanish ] (0.4GB)

Install free trekking maps of the Pyrenees for your GPS

Again, download and install the files listed above. Try these out first and if you need “routing” (see below)...