Kings Cross Station pays tribute to its role in Britain's best-selling book series.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

Elevated freight railway turned wildly successful urban park.

A bit of retro transportation flair preserved in the world's largest department store.

The subtle science of a master molecular gastronomist.

A speakeasy takes on Chicago's drinking culture.

Rumored to have been frequented by Vincent van Gogh, it's the only remaining genever producer in the Hague.

Located right outside of Vienna, visitors can take in expansive views of an ethereal forest.

The former private quarters and office of Dr. Sigmund Freud now hosts a museum housing the works of the founding father of psychoanalysis.

A small museum filled with over 1,000 clocks, and one particular clock calibrated to run until the year 9999.

Macabre museum devoted to historical Viennese murders.

A crumbling staircase in upper Manhattan is all that remains of one of the most important sites in sports history.

Long-forgotten artifacts give incredible insight into New York's most glamorous hotel.

The last remnants of what was once one of the world's grandest hotels can now be found in a Manhattan subway station.

This lavish room at NYC's French Embassy is a rare relic from the end of the Gilded Age.

Nikola Tesla's former home contains an homage hidden from plain sight.

Lie in a hammock where George Washington stood.

The oldest bibliophilia club in America, with exhibitions on historic books and graphic arts.

During the holidays, a vintage subway train whisks New Yorkers back in time.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

A surreal statue honoring Prague's favorite literary son.

An old asylum graveyard that's been abandoned for half a century attracts those seeking a dark thrill.

Built to give thanks for the passing of a plague epidemic, this cathedral is a one-of-a-kind architectural hybrid.

Hundreds of boat-shaped headstones fill this graveyard as part of a centuries-old custom with mysterious origins.