Places hymeneinstein Wants to Go

This World War II airfield enjoys a second life as a public park.

The heaviest gold coin ever minted.

Dive for drinks at Croatia's first and only underwater winery.

Unfortunately, you can no longer spend a night in this single-person treetop hotel.

This building has two facades of clashing architectural designs.

This railroad track was so secretive that it was omitted from all maps.

The last remnants of a massive medieval wall that once encompassed the city of Berlin.

The ruins of this once gorgeous medieval church are still standing, despite the region's constant flooding.

This half-forgotten fortress was constructed by the Ottoman conqueror of Constantinople.

The walls of these four caverns are filled with art that dates back to the earliest human presence in Europe.

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

Historic cuisine meets fine dining in a hotel-restaurant overlooking Hyde Park.

At one of Berlin’s oldest churches, visitors can place mosaic tiles to help restore a medieval mural.

Named after a lodging site that existed nearby, a bridge has existed at this location since 1455.

This crucial gathering spot along the "hippie trail" still displays old notes between traveling beatniks and backpackers.

For lovers of Soviet cinema, this museum is home to a vast collection of artifacts and costumes.

This hill and tower are steeped in legend, from King Arthur to the Holy Grail.

An ancient Phoenician citadel once stood at the site where Queen Dido first landed, according to legend.

The confluence of modernist and traditional architecture in this religious complex reflects the history of both the living and the dead being uprooted, displaced, and rehoused.

Approximately 300 million years ago, a massive coral reef existed in what is now the largest limestone cave in Japan.

This beautifully restored fortification kept the city safe for centuries.

Hidden in the forest are the crumbling, graffiti-covered remains of the factory where most of Germany's explosives were produced during World War II.

A tangible and sobering reminder of an atrocity that took place during a secret war.

Ancient, mysterious stone altars are hidden among wild woods in central Italy.