GR34 ou "Sentier des Douaniers"

This is one of France’s most iconic walking routes. The GR34 is also known as the Customs Officers’ Trail and follows along the coasts of Brittany for more than 1,800 km, enabling walkers to explore marine landscapes, as well as unique natural and historical environments. The 3 sections within Finistère are: – From Morlaix to Le Faou: 338km (allow 15-18 days) – From Le Faou to Douarnenez : 123km (allow 7-8 days) – From Douarnenez to Lorient (in Morbihan): 363km (allow 18-20 days)