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

Tucked away amidst some of the most famous addresses in the world is New York’s only fraction of a street.

An unassuming secret door once led to a legendary watering hole.

A celebration of capitalism in Midtown.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

A semi-scholarly approach to sex.

This non-profit theatre in the heart of Brussels is dedicated to hosting independent films.

When you're a great Russian Tsar, even your vomit gets a statue.

Meet the bronze beloved pet to a family of famous peeing statues.

A little sculpture with a large wardrobe.

Climb inside an iron crystal magnified 165 billion times its normal size.

Cozy basement bar sports an inventory of over 2,000 beers.

Three floors of musical instruments coming from all corners of the world and hundreds of years of musical history.

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

Amsterdam's Red Light District leaves little to the imagination.

The last of Amsterdam's original sea level markers remaining in place.

Amsterdam's narrowest house facade is a monument to 17th-century tax evasion.

This massive mural by famed pop-artist Keith Haring was hidden for almost 30 years until its 2018 rediscovery.

Tucked in the back of a flower shop, its collection details the fascinating history of the Netherlands's iconic symbol.

Europe's official "zero-level," the equator of elevation.

In the days before house numbers, these colorful signs held clues about various buildings' purposes.

Amsterdam's former hotspot for public executions and dissections.

This museum housed in a former brothel explores the past and present of sex work in Amsterdam.