Château de Martainneville loop from Oisemont

From Abbeville to Amiens via the Somme valley — from Abbeville

Château d'Arrest by the canal de la somme — loop from Saint-Valery

Château d'Eaucourt-sur-Somme and château de Long — loop from Abbeville in the Parc Naturel Régional Baie de Somme Picardie Maritime

Nature reserve coastal trail — loop from Onival in the Baie de Somme Picardie Maritime regional natural park

The cliffs of Criel by the château d'Eu — loop from Eu

Along the canalised Somme — loop from Abbeville in the Baie de Somme Picardie Maritime regional natural park

Port of Saint-Valery-sur-Somme – Saint-Valery-sur-Somme Lock loop from Hurt

Chateau Picquigny by the moulin de Longpré — loop from Long in the parc naturel régional Baie de Somme Picardie Maritime

Tour des châteaux — loop from Pissy

Around the CHÂTEAU and the MOULINS — loop from Longpré-les-Corps-Saints in the Parc naturel régional Baie de Somme Picardie Maritime

Le Hourdel Lighthouse – Cape Hornu loop from Saint-Valéry Port

Château de Flixecourt and Château de Ribeaucourt — loop from Saint-Riquier in the Baie de Somme Picardie Maritime regional natural park