The GR 8 is the youngest of the ten main routes (GR 1 to GR 10) of the French hiking network and has not yet been completely demarcated. However, several small gaps in the route can be easily filled by using other walking routes, such as the GR 364 at Talmont-Saint-Hilaire, the GR 360 and the GR 4 between Rochefort and Royan, and the Way of Saint James (the ) south of the Gironde estuary.
