A 130-year-old urinal is the oldest of Stockholm and perhaps all of Sweden.

Hidden in a high mountain cave, this hermitage dates back to the ninth century.

You'll find rocket launchers, not rollercoasters, at Russia's “military Disneyland.”

The pristine waters crossing this forest form a hidden waterfall among the dense vegetation.

This monument commemorates the soldiers who fought for 16 hours straight to penetrate this concrete fort.

Of all the houses that grace this neighborhood, only one is a testament to surreal architecture.

Nope, not the one in France. The only officially-recognized reproduction of Monet’s garden in Giverny is located in a remote corner of Japan.

These natural stone bridges are the largest on the European continent.

One of the greatest collections of coins in the world is housed in the former mansion of an archeological pioneer.

These abandoned Cold War-era bunkers are now a designated refuge for endangered bat species.

Overlooking the spot where the Pilgrims boarded the Mayflower stands Devon's answer to the Colossus of Rhodes.

Next to the Malaysian Prime Minister’s office stands this rose-colored mosque.

Why settle for barbecue chips when you can get actual barbecue?

This museum preserves over-the-top masterpieces that once qualified artisans for membership into a medieval guild.

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

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

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

What appears to be an ordinary bridge is actually a rare aqueduct.

This magnificent castle grew from a small Moorish fortress, and reportedly inspired two iconic Disney castles.

Nestled in an unassuming residential area, this "forbidden forest" is rumored to spirit away those who dare to enter.

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.

This beautifully restored fortification kept the city safe for centuries.

One of the best-preserved Roman amphitheaters is still used today, but for less brutal events.