A monument on the pavement marks the spot where two cultures that shaped Sarajevo come together.

This work of art, which took 35 years to complete, has a motorway running through it.

The original shop where the iconic Belgian praline was invented.

Also known as Napoleon's Canal, this waterway was created on the orders of the general, and construction was interrupted by Waterloo.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

A fantastical 13th-century fortification sandwiched by a modern hotel in central Brussels.

This elephant kraal is the only one remaining in Thailand, dating back to the 16th century when these massive mammals were integral players in war and trade.

The tallest waterfall in the region is named after a capital far, far away.

After the queen of Spain had a dream where these statues fell and crushed her, they were removed from the palace and given new homes around Madrid.

An exact replica of a colossal Olmec head sits atop a pyramid within a Madrid traffic circle.

This lucky bronze frog was gifted to Madrid by a casino.

The gardens and chambers of this Moorish citadel conjure memories of the Alhambra.

This Moorish fortress has guarded Málaga from the slopes of Gibralfaro hill for nearly a thousand years.

These crumbling Nazi artillery bunkers are now fair game for massive graffiti projects.

The world's first and only three-segment bascule bridge folds up into the shape of a capital "N" to let boat traffic through.

In the middle of a Brussels roundabout, a cargo container balancing on its edge.

Known as "The Spewer," this bizarre fountain has an even stranger urban legend behind it.

From Tintin to the Smurfs, Europe's greatest graphic icons are celebrated in a grand Art Noveau gallery.

In a strip mall parking lot, an airplane with a cafe inside, flanked by a giant statue of Fred Flintstone.

One of Ayutthaya’s most iconic locations is a mysterious, hauntingly surreal miracle.

This bridge made famous in a novel and on-screen wasn't actually built over the river Kwai.

This dazzling Buddhist temple was constructed from over one million ceramic tiles salvaged from a British shipwreck.

A limestone wonderland of water and subterranean secrets.

The "stairway to heaven" lookout tower was built to resist weather, arson, and the laws of physics.