This spaceship sculpture in the middle of the Slovakian capital looks like it just crash-landed.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

A sculpture of a beloved local figure, who tipped his top hat to everyone he passed on the streets of Bratislava.

The memorial stands at the intersection of the rivers Morava and Danube.

An exquisite Baroque church in Vienna's old town.

Once home to artillery, this garden offers more peace today than it did during its war-torn past.

A cheeky reminder about the value of art dangles above one of Olomouc's busiest streets.

Tiny communists hammer away on the Olomouc Astronomical Clock.

An ornate plague column – built to celebrate life – claimed the lives of numerous artisans during its construction.

The sanctuary holds what was once believed to be the saint's incorruptible tongue.

The deepest sinkhole in Central Europe comes with a grisly tale and an unusual nickname: “The Stepmother Abyss.”

This Turkish cave boasts some rather bizarre associations with the King of Mount Olympus.

This beautiful train graveyard is one of the largest collections of steam locomotives in the Mediterranean and Europe.

Seven early Christians were sealed into a cave where legend has it they slept unharmed for centuries.

Hundreds of stone stairs and a winding medieval bridge connect this haunting Spanish island to the mainland.

Two towns are linked by an engineering marvel masquerading as a boring suspension bridge.

This 19th-century fountain's namesake animal isn't what you think it is.

Giant topiary dog once played a role in a terrorist bomb plot.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

An ode to a soldier who came to town, fell in love, then began making his own sparkling wine.