This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

Looming communist pillar with a Czech twist.

This stately monument has been wearing a traffic cone hat for decades much to the delight of the locals.

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

The world's tallest church tower reveals a spectacular view to anyone up to the task of climbing the daunting staircase.

A castle from the Holy Roman Empire that hosts traveling youth... in its stables.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

Statue of death tucked in the University of Medicine courtyard.

One of the oldest medical collections in Europe focusing on rare surgical instruments.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

A mechanized clock where a man fights off a dragon, crab, and rooster.

The celebrated eyesore created by starry-eyed sweethearts.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

A natural tidal swimming pool is ringed by bizarrely artistic lava rock formations.

What was once a unique system of urban elevators is turning into a mechanical ruin.

Pivotal home of Nobel Prize winner Pablo Neruda.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

Turning night into day in Victorian-era Austin to thwart a serial killer.

Controversially claiming the title of world's biggest bass drum, UT's Big Bertha was once made radioactive by the Manhattan Project.

A grove of colossal man-made flowers built to collect the sun's rays.

At the "Garage Mahal" in Houston, car culture is about more than just driving.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.