GRP Audomarois

Countryside

Fauna

Flora

Swamp

Historical and architectural heritage

Effort : 3 - Peu difficile

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Trail marking: red-yellow

Description

Set off to the heart of the Audomarois, part of the Caps et Marais d'Opale Regional Nature Park, to meet its people, visit its heritage and observe nature through the department's sensitive natural areas.

6 stages through the Audomarois, a land of many riches:

Stage 1 (21 km): from Saint-Omer to Eperlecques

Sightseeing along the way: Saint-Omer, a town steeped in history and home to the marshes, the marshes of Tilques, Serques and Houlle...

Stage 2 (22km): from Eperlecques to Tournehem-sur-la-Hem

Eperlecques forest and blokhaus museum, mills...

Stage 3 (22km): from Tournehem-sur-la-Hem to Lumbres

Tournehem forest, Acquin-Westbécourt RNN...

Stage 4 (20km): Lumbres to Wizernes

Tourist train and the Aa valley, the Poudrerie d'Esquerdes, the Pihem ravine...

Stage 5 (23km): from Wizernes to Arques

The cupola at Helfaut, the RN on the Landes plateau...

Stage 6 (18km): from Arques to Saint-Omer

The Cristallerie d'Arques, the forest of Clairmarais, the RNN of pond du Romelaëre...

Departure : Saint-Omer station
Arrival : Saint-Omer station
Towns crossed : Saint-Omer, Saint-Martin-lez-Tatinghem, Salperwick, Tilques, Serques, Houlle, Éperlecques, Muncq-Nieurlet, Bayenghem-lès-Éperlecques, Nordausques, Nort-Leulinghem, Tournehem-sur-la-Hem, Bonningues-lès-Ardres, Journy, Quercamps, Acquin-Westbécourt, Mentque-Nortbécourt, Boisdinghem, Lumbres, Elnes, Wavrans-sur-l'Aa, Esquerdes, Hallines, Remilly-Wirquin, Pihem, Wizernes, Helfaut, Ecques, Heuringhem, Blendecques, Arques, and Clairmarais