This inconspicuous pharmacy went down in history as the first gas station in the world after fueling the first road trip ever taken.

This 18th-century folly is one of Europe's rare "garden mosques."

A preserved college lock-up that recalls a clubhouse approach to discipline.

Sitting in the basement of a castle, the largest wine barrel in the world is bigger than most apartments.

Amöneburg is a town perched on top of a basalt mountain in the middle of an ancient meteor crater.

Thousands of flowers create enchanting pink tunnels over the city streets.

This Cold War–era fallout shelter was actually a storage facility for the nation's emergency currency.

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

This natural "sea of stones" was once used by the Romans as a quarry.

This museum explores the history of the city's public transportation. Its collection includes the world's oldest preserved electric trolley car.

This colorful and quirky set of pegasus sculptures celebrate the works of poet Zbigniew Herbert.

A small house sits between two huge rocks, with its back to the sea.

Hidden up a dusty track off the Georgian Military Road is this fascinating waterfall with mountainous views.

One of the notorious Soviet leader Joseph Stalin's many summer retreats.

The heartbeat of modern Uzbekistan’s thriving market culture.

This site honors an Israeli cargo ship that was destroyed by the government in 1948.

This 13th-century monastery chiseled into the side of a mountain is equipped with a bridge that can be lifted to protect against raids.

Place with alleged mystical powers in Old Orthodox Church in Sarajevo.

The place where World War I began.

The haunting ruins of a military fortress turned astronomical observatory sit on a Sarajevo mountaintop.

Bizarrely-painted church designed by a controversial artist.

The world's largest historic armory was established by independent citizens to defend themselves from the wars of larger forces.

Fantastic stories on a miniature railroad.

The shell of a medieval fortress offers commanding views of the area it once protected.