Looking for an original outing during your stay? Close to our hotel in the Ardennes, Martelange and Haut-Martelange invite you to discover a unique heritage, combining former slate quarries, nature and geology.

The Haut-Martelange Slate Museum

The Slate Museum takes you on a fascinating journey through the history of slate mining. You can discover the former Johanna mine, which reaches 42 metres underground, and learn more about the work of the former slate miners.

The Geodiversity Days

On Saturday, October 3, 2026, discover the region’s geological heritage during the Geodiversity Days. From 10 a.m. to 1 p.m., the walk starts at the Haut-Martelange Slate Museum and allows you to explore the landscapes and geological features that give this region its unique character.

Extend your stay at our hotel in the Ardennes

After discovering Martelange, let yourself be surrounded by the peaceful atmosphere of Ardillières du Pont d’Oye, our hotel in the Belgian Ardennes, nestled in the heart of Anlier Forest.

To round off your day, visit Les Plats Canailles de la Bleue Maison, our gastronomic restaurant in Luxembourg Province, where generous and refined cuisine awaits you.

From our hotel near Luxembourg, Martelange is a wonderful getaway for discovering another side of the Ardennes.

📞 +32 (0)63 42 22 37

📧 info@forgesdupontdoye.com

Book your stay at Ardillières du Pont d’Oye and discover Martelange!