This little-known national museum houses over 40,000 works of art from across the world.

Artwork tucked within the trees greets visitors with surreal sonic experiences.

Dummies recreate radiological discoveries from history.

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

Portraits of musicians line Oude Binnenweg, the jazziest street in the city.

A statue of the second-tallest Dutchman in history.

This historic streetcar system has been running since the 19th-century.

This fascinating and poignant museum chronicles every imaginable aspect of Spanish colonialism in the Americas.

Just like in Hollywood, Madrid has also a forgotten walk of fame.

An exact replica of a colossal Olmec head sits atop a pyramid within a Madrid traffic circle.

The little church's beautifully frescoed ceiling has earned it the nickname “the Sistine Chapel of Madrid.”

Madrid's last horchata kiosk is a blue-and-white beacon of refreshment.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

Friendships have been forged over ham and eggs every Wednesday morning for nearly a century.

The last orange grove of the San Fernando Valley is owned and protected by CSU Northridge.

Outposts of this restaurant chain were shaped like jaunty chapeaus.

This stockpile of junked electronic and mechanical gadgets is a favorite among Hollywood prop masters.

The house where Good Will Hunting was written is a surreal fairytale abode.

Though tiki culture has gone in and out of fashion, the Tonga Hut has always been flying the flag in Los Angeles.

An ancient tunnel in Jerusalem built to redirect water in the event of a siege is one of history’s great architectural innovations.

This once-forgotten oasis in the middle of Lisbon was first created over a century ago quite by accident.

This enigmatic artifact is a rare depiction of an ancient Iberian noblewoman.

The unfinished final resting place of some of Spain's most prominent politicians.

A unique exhibit lets blind people experience famous works of art and architecture with their hands.