04.01.2026
Experience a fascinating journey into the world of slate mining and feel the atmosphere of bygone times up close.Descend around 370 steps into the Johanna Visitor Mine — reaching an impressive depth of 42 meters. Underground, you’ll discover striking evidence of the miners’ hard work and gain captivating insights into the history of slate extraction.An experience full of history, craftsmanship, and emotion – perfect for explorers, families, and anyone looking for something truly special.
�� Duration:
2 hours
��️ Language:
Luxembourgish ����
�� Admission fees:
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• Adults: €15
• Seniors (65+) & Students: €12
• Youth (12–17 years): €10
• Children (4–11 years): €8
⚠️ Minimum age for entry: 4 years
�� Reservation required:Please make your reservation at least 24 hours in advance.
Booking options:
�� Phone: +352 23 640 141
�� Webshop: https://webshop.ardoise.lu/exhibitions/overview
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Entrée principale, (CR311)
8823 Haut-Martelange
Sunday, 04 January 2026 - 14h30
: 1.5€
T : +352 23 640 141