The inverted pyramid design of this station stands out amid Bratislava's urban landscape.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

Modern museum, designed for Jihadi tourists.

A monumental underground karstic wonderland is also the water source for over a million citizens of Beirut.

The largest hewn stone in history.

Switzerland's oldest public observatory is an important part of the Zurich cityscape.

Hidden in the garden of physicist Erwin Schrödinger's house is a life-size figure of a cat from his famous thought experiment.

One hundred years ago this small house in downtown Zürich became the birthplace of the Dada movement.

A small park on Bourbon Street features life-size bronze statues of New Orleans musicians.

A little piece of Paris in the sultry south of the U.S.

It's just another skyscraper, but it's shaped like '90s cell phone.

Pivotal home of Nobel Prize winner Pablo Neruda.

This iconic hilltop church doubled as a lighthouse in the 19th century, guiding ships into the port of Valparaíso.

The gorgeous murals at this open-air museum form the largest street art collective in Chile.

Haunted by its violent past, this colonial bastion was the largest Spanish military installation in the Americas.

The elaborate crypt where Peruvian heroes of the War of the Pacific were laid to rest.

Built on the remains of one the Incas’ most important gathering spots, this square keeps the spirit of a fallen empire alive.

Visiting dignitaries and Hollywood stars once stayed at this 1920s hotel, alongside ghosts that are said to haunt its corridors.

Now containing the bones of the actual conquistador, instead of someone else.

This stone complex marks the urban center of a lost civilization.

With over 12,000 different species of plants, this botanical garden is Japan's oldest and most diverse.

This Buddhist temple is home to the graves of the Japanese national legends, the 47 Ronin.

You've probably seen these distinctive orange-tiled columns on the big screen.

The birthplace of Karl Marx is now a museum dedicated to the communist revolutionary's life and work.