Feast on award-winning birria tacos from a food truck inside this neon robo-tiki bar.

This fine arts hall honors the mastermind behind our beloved creepy and kooky Addams Family.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

Years of neglect and nature took a toll on this 19th-century lighthouse.

Entire apothecaries are on display at this Lisbon museum, which explores the history of medicine.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

This New Orleans tree is filled with hidden chimes that produce a carefully tuned melody.

In upstate New York, gorgeous waterfalls and a watermill are slowly being reclaimed by nature.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

The world’s first penitentiary, meant to be humane, drove men insane.

Every year model trains zip through a miniature New York City that's now 150 landmarks strong.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

Eat the ultimate iteration of Portugal's most beloved pastry.

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

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

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

This geometric feat is a testament to the Incas' mesmerizing architectural abilities.

Situated on a sacred Inca site, this 16th-century cathedral took nearly 100 years to build.

Did Inca children also slide down these smooth rocky slopes above Cusco?

An Inca spa, military outpost or maybe… both?

A fascinating little museum all about the rich history of Peru’s famous plant.