The clay pits of Terhagen in Belgium are part of a vast extraction area along the Rupel River, where clay was mined on an industrial scale throughout the 20th century for brickworks.
Explore over 600 destinations previously published in the archive. Premium members unlock the full story for each destination, GPS coordinates, addresses, heritage maps, and tips for legal visits.
The clay pits of Terhagen in Belgium are part of a vast extraction area along the Rupel River, where clay was mined on an industrial scale throughout the 20th century for brickworks.
In northern Saarland, near the French border, these buildings transport you back to the Prussian mining era.
Along the Moselle lie the silent remnants of a railway bridge that was once of great strategic importance. The bridge was part of the dense railway network that, from the late 19th century, connected Germany’s industrial regions.
For the construction of the Eiffel Tower for the 1889 World’s Fair in Paris, Gustave Eiffel had to source 7,000 tons of iron, iron he found near Nancy in the French region of Lorraine.
When the Swedish mining company LKAB decided in 1903 to build an electric tram line in the young mining town of Kiruna, it wasn’t a luxury or a novelty. It was a pure necessity.
In the early twentieth century, Ghent, Belgium, made a massive switch to electric power for trams, street lighting, and harbour cranes. To meet the growing demand, the city commissioned the construction of coal-fired power stations.
During his visit to the 1900 World’s Fair in Paris, Belgian King Leopold II was enchanted by the attraction Tour du Monde — a colourful collection of Japanese towers, Chinese gateways, and galleries in Hindu style.
In a border village near the German–French frontier lies a slumbering industrial giant where, since the second half of the nineteenth century, coal was extracted on a massive scale.
During the heyday of coal mining, cable winches were standard equipment in every coal mine. Such a winch was used, for example, to install the steel elevator cables.
Snow or no snow, it didn’t matter here. This concrete ski slope from 1961 was fitted with plastic mats, allowing ski jumpers to train all year round.
Get the latest stories straight to your inbox
Latest from the blog
On November 9, 1989, the Berlin Wall, a symbol of Cold War division and oppression, was breached. Berliners poured through the newly opened checkpoints.
All photos and stories are copyrighted. Of course, linking to articles on the site is possible and allowed.
If you would like to use photos or articles from this website, please contact bart@hiddenmonuments.com.
© 2003-2025 Hiddenmonuments.com