Saturday, 20 May 2023

Self-guided visit of the underground mine Johanna
10:00 – 18:00 (last descent at 16:30)

FR, DE, EN
Booking required: 📞 +352 23 640 141 / ✉️ info@ardoise.lu / 🌐 webshop.ardoise.lu

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Step 42 metres underground and discover the Johanna mine, a place filled with history and emotion. Between raw rock, impressive chambers, and the stories of miners, the visit immerses you in the daily life of the Leekëpperten from the Haut-Martelange slate quarries.
Experience something truly unique, authentic, and unforgettable.

Practical information:
• The underground visit includes 370 steps
• Suitable for children aged 4 and above
• Closed shoes and a jacket are recommended

Outdoor Escape Game
10:00 – 15:00 (Last possible departure: 15:00)

EN / FR / DE
Booking required: 📞 +352 23 640 141 / ✉️ info@ardoise.lu

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On the occasion of Museum Days, take on the challenge of our Outdoor Escape Room as a team. Enjoy it—it’s free all weekend!

With family or friends, explore the site, moving between outdoor areas and industrial buildings, and put your minds to the test to solve the puzzles. A fun and original experience to share, in the heart of a place rich in history.

A great opportunity to embark on an adventure… so, are you ready to play?

Practical information:
For groups of 5 people – adults and children aged 12 and over.
Last possible departure: 3:00 p.m.
Security deposit required (20€)

Industrial Train Ride
13:00 – 17:00 (multilingual)
No booking required

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Discover the site of the former Haut-Martelange slate quarries aboard our industrial train.
2.5 € / per person

Blacksmithing Demonstrations
10:00 – 17:00
No booking required

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Watch the blacksmiths in action as they showcase their impressive skills.