© Musée de l'Ardoise

Slate Museum - Musée de l'Ardoise

Where? Entrée principale, L-8823 Haut-Martelange

free
with theLuxembourgPass

Discover the fascinating world underground at the Haut-Martelange Slate Museum! Experience the history and techniques of slate extraction and immerse yourself in the new, fascinating "Johanna" visitor gallery. Experience the everyday life of slate workers at first hand!

Experience an exciting journey back in time to the slate industry of the 20th century. In the slate museum, a museum facility awaits you that gives a complete picture of this more than 200-year-old activity. Discover the path of the slate stone, from its formation and its extraction underground to the finished product and its transport. Explore the working conditions of the slate miners and get a vivid picture of the everyday world.
Entry to the site is free and various animations (ride on the industrial train, Bopebistro, Detektive Schuppi,...) are available.


Practical information

  • Toilets
  • Shop

LuxembourgPass

  • Free admission for individual visits to the "Johanna" visitor mine with the LuxembourgPass

Opening hours

Opening hours are subject to change. Please check them before your visit in order to be sure.
Saturday05.07.2025 : 10:00 - 18:00
Sunday06.07.2025 : 10:00 - 18:00
MondayClosed
Tuesday08.07.2025 : 10:00 - 18:00
Wednesday09.07.2025 : 10:00 - 18:00
Thursday10.07.2025 : 10:00 - 18:00
Friday11.07.2025 : 10:00 - 18:00

Contact

Address: Musée de l'Ardoise
Entrée principale
L-8823 Haut-Martelange
Show on map

More offers

min.10.00€
Slate Museum - Mine Johanna (-42m)

Individual tour of the underground mine "Johanna" at the Slate Museum Haut-Martelange. Discover the great slate extraction…
min.15.00€
Slate Museum - Guided Tour "Below ground"

Every Sunday, you have the possibility to participate in a guided tour of the underground mine "Johanna"!After a short…

More sites

© Pancake! Photographie
free
with theLuxembourgPass
Victor Hugo House - Literary Museum
Victor Hugo Museum: follow the traces left by the writer in Luxembourg!
Find out more
© Joachim Köhler
Loretto Chapel
The Loretto Chapel in Clervaux is a 18th century baroque jewel that fascinates visitors with its ornate architecture.
Find out more
© Pancake! Photographie
free
with theLuxembourgPass
The Family of Man
Immerse yourself in the fascinating world of "The Family of Man" photo exhibition in Clervaux! Be inspired by this unique collection that captures the life, cultures and emotions of mankind in breathtaking images!
Find out more
© Visit Éislek
Bunker Kaundorf
This bunker from World War II, where deserted forced conscripts hid until liberation, can be reached via an approx. 1 km-long footpath. The walk is well worth it, as hikers near the bunker are rewarded by an impressive view over the Upper Sûre Lake.
Find out more
© Commune de Hosingen
Women’s convent in Hosingen
Discover the echoes of time in Hosingen's ancient Augustinian convent, a sanctuary of nobility and learning from its enigmatic origins to poignant its dissolution. Its walls resonate with Luxembourg's rich heritage!
Find out more
© Alfonso Salgueiro
Lancaster Memorial Weiswampach
The Lancaster Memorial commemorates fourteen young men whose Lancaster bombers crashed near Weiswampach during the Second World War.
Find out more
© Visit Éislek
Vianden Dam
The Vianden Dam is currently being transformed into an oversized artwork.
Find out more
© Carline Martin
Gierwerei – Leather industry
Wiltz: Where Leather Found a Global Market
Find out more
© Caroline Martin
Exhibition “Our Common Heritage”
An ambitious and unifying project, the exhibition “Our Common Heritage” in Boulaide takes an original and completely new approach to the history lived in the cross-border territories of the Greater Region, whose imprint still marks the current geopolitical context.
Find out more

A slate story

Transforming Experiences

Nestled in the rolling hills of quaint Haut-Martelange lies a place that takes visitors back to a time when slate was worked by hand. The rocks are living history and presented in fascinating ways at the new Slate Museum in Haut-Martelange.

Read more
Haut Martelange, Slate Museum
© Thomas Jutzler