The IGN TOP 25 hiking map No. 0617 OT covers the following area: Huelgoat, Monts d'Arrée, Armorique Regional Nature Park.
- Contour lines at 10-metre intervals.
- Detailed legend: vegetation, rocks, transport routes down to the smallest paths, buildings down to individual sheds, woodland, isolated trees, rivers, springs and more.
- Waymarked trails and tourist information are shown.
- Scale: 1:25,000 (1 cm = 250 m).
Municipalities covered: Poullaouen, Botmeur, Kergloff, Landeleau, Plouyé, Cléden-Poher, Scrignac, Collorec, Berrien, Brennilis, Brasparts, Le Cloître-Pleyben, Lannédern, La Feuillée, Plonévez-du-Faou, Loqueffret, Huelgoat.
Places to discover: Armorique Regional Nature Park, Roc'h Trédudon, Roc'h Trévézel, Aulne Valley, Monts d'Arrée, Manoir du Rusquec, Notre-Dame des Cieux, Venec Nature Reserve, Calvaire de Kerbreudeur, les Arbres du Monde.