Places robinniederpruem Wants to Go

Climb inside an iron crystal magnified 165 billion times its normal size.

A hidden museum focusing on the sexual aspects of anthropology.

No need to strap in for a “ride” on this walkable roller coaster.

The "stairway to heaven" lookout tower was built to resist weather, arson, and the laws of physics.

Freemasonry’s universal creed etched in limestone.

The vast chamber inside this abandoned cooling tower looks like something out of a sci-fi dystopia.

It's said the devil used this mushroom rock as a table for a late-night meal.

This former coal mine, now a fascinating museum, was the site of Belgium's worst mining disaster.

This bunker site once briefly used by Hitler now features locals’ accounts of German occupation.

Tour part of the Maginot Line bunker system built to defend France against a German invasion.

This mine is home to the largest man-made hole in Europe.

After Nazi forces smashed this 4,000-year-old Neolithic standing stone, locals banded together to restore it.

The highest cold-water geyser in the world.

This modern French ossuary contains the jumbled bones of 130,000 WWI soldiers.

This giant urban staircase was built to keep the city's brave fighting men from getting waylaid in the red light district.

Descend into the tunnels to experience the life of a coal miner.

A top-secret bunker now turned museum, is an eerie look at what life would have looked like in the event of nuclear war.

Nicolas Schöffer's massive interactive sculpture was assembled in 1961 and brought back online in 2016.

This abandoned Belgian fortress is purposefully being left to nature.

This Belgian observatory bears a striking resemblance to Futurama's Planet Express building.

A former ironworks that was the first UNESCO industrial site.

This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

Germany's longest suspension rope bridge.

This striking fort on the Maginot Line looks just as it did after being destroyed in the Fall of France.