Lumps of significant stone from around the world surround a flaming monument for peace.

The largest 19th century panorama in the world still in-situ.

Strange secondhand shop showcasing taxidermy and oddies

Rumored to have been frequented by Vincent van Gogh, it's the only remaining genever producer in the Hague.

Crouch down, stretch tall, and be sure to flail your legs to pay homage to the Monty Python classic.

A UFO-shaped event building originally intended to be a science museum showcasing the future.

A mysterious emblem tucked in an small alleyway is actually the coat of arms of a heroic medieval family.

A merchant court dedicated to the fictitious King Arthur is heavily adorned with bizarre Renaissance art.

This antique thermometer honors the creator of the first universal temperature scale.

These rare statues are one of the few remaining material witnesses to Old Prussian culture.

A miniatures park with a model of Wolf's Lair as it looked during World War II.

This Nazi ruin was the site where Hitler was almost blown up by a suitcase bomb.

This hilltop ruin is of the hundreds of stone columns built in tribute to the first German chancellor.

Built to transport German U-boats through the never-completed Masurian Canal, the locks near this Polish village are now home to a rope course.

A peculiar family mausoleum built by a German nobleman captivated by the occult.

The two abandoned overpasses are among the largest bridges in Poland.

A small granite monument marks where the borders of three countries meet.

An engineering marvel at the time of its construction, this cross-border waterway sought to connect the Black Sea to the Baltic.

Boats must transform into railroad cars to navigate this Polish canal.

This 13th century Gothic brick castle is the largest in the world by surface area.

A southern Swedish island is home to the last ERSTA artillery battery, meant to protect the shoreline during the Cold War.

The oldest Swedish built lighthouse still guides ships through the archipelago.

The fastest way to send a message before electricity was invented.

This museum of Viking vessels allows visitors to take a replica out for a spin.