Explore breathtaking landscapes in the Artois Hills, near the Blockhaus. This extreme hike spans 124 km and takes you through wild nature, with a total elevation gain of 1195 meters to conquer. Along the way, youll get to admire the Blockhaus dÉperlecques and the historic town of Saint-Omer. Follow this marked circular route and get ready for a jaw-dropping challenge that will bring you closer to the regions natural beauty.
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