One of the last remaining movie theatres in the country that features a rear-projection system.

Memorial to a beloved puppeteer as well as all street performers.

This plaque commemorates the birthplace of the longest-ruling Thai monarch and the third longest of any sovereign state

The headquarters of one of the world’s longest-running humor magazines bears a noticeable resemblance to a head wearing a Prussian helmet.

This imperial marble stele was given to Harvard by Chinese alumni in the 1930s.

The statue of John Harvard isn't actually John Harvard—or even, technically, the founder of the school.

The famous abolitionist’s preserved estate is one of Washington's finest monuments to its great Black citizens.

A fantastical 13th-century fortification sandwiched by a modern hotel in central Brussels.

Known as "The Spewer," this bizarre fountain has an even stranger urban legend behind it.

Belgium's national heroine turned spy sacrificed her life to combat German occupation.

A largely overlooked statue that may commemorate the first publication of 'Don Quixote' outside of Spain.

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

The original shop where the iconic Belgian praline was invented.

Brussels' favorite peeing boy has a sister.

This cannonball has been lodged in the church wall since a 1695 bombardment destroyed the city center.

The Devil’s own choice when he needs a drink in Brussels.

A shining memorial to a Belgian hero is said to bring luck to anyone who touches it.

A little sculpture with a large wardrobe.

A bronze statue of the fictional character nicknamed "Mrs. Hat" from a beloved Belgian comedy.

A line number in Amsterdam that will likely never be used again due to its tragic history.

The mirrored section takes the shape of Hebrew characters when viewed from above.

The world's oldest Jewish library was founded by Sephardic Jews in 17th century Amsterdam.

This large copper bolt represents the benchmark for measuring sea levels in most of Europe.

A wonderland of oil paintings by a self-taught artist who collaborates with Imagine Dragons—hidden in a 17th-century building near the Rembrandt House.