A futuristic, brutalist masterpiece that is also strangely prison-like.

What happens when you cross a mayor and a painter?

An Albanian monument to the Communism that nearly crushed the country is now a crumbling wreck.

A historic 1890s architectural masterpiece with an iconic clock tower that, once open to the public, now faces an uncertain future.

A quiet and contemplative oasis in the middle of New York's bustle and riot.

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

An uber-secure, windowless tower of doom in the center of Manhattan is an NSA spyscraper.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

The oldest surviving bridge in New York City, which reopened to pedestrians in 2015.

One of only two commuter aerial tramways in the United States.

Read a book next to a Midtown waterfall.

A hip bar decorated with walls of golden skulls.

Copenhagen's celebrated theme park and gardens.

The "lovely red Vega" of the legendary record-settling pilot.

The most famous location in China was home to whole dynasties worth of imperial rulers.

At 207 feet, one of the world's longest continuous escalators.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

Cold war icon and onetime "hole" in the iron curtain.

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

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

This working class sculpture pounds his hammer all the livelong day.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.