The ruins of an ancient island city built atop a coral reef in the South Pacific are spectacular and strange enough to have inspired H.P. Lovecraft.

This fairy-tale castle would make Dracula (who is said to have been imprisoned there) jealous.

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

The gloomy ruins that inspired Bram Stoker to bring Dracula to life.

The construction of a tram line unveiled hidden remnants of the old medieval city.

This nondescript building hides an entrance to an underground nuclear tunnel system.

This suburban house is made of dirt, and almost sparked a revolution in home construction.

One of the oldest standing structures in Montgomery County, Maryland.

Superb sweets await at the first Jewish bakery inducted into Berlin’s prestigious baker’s guild.

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

Created by one of England's most prolific labyrinth designers, inspired by Bath city history.

Eighteenth-century home, where Herschel discovered the planet Uranus.

In addition to escorting prospective couples to and from ballrooms, this lane was also a place for gentlemen to settle scores.

Step back in time at this 19th-century kiosk.

Get in line for Lisbon’s most famous sandwich.

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

A well-traveled statuette of a much-beloved village icon.

Beneath this headstone lie the severed body parts of three individuals who were caught up in a bloody period of Scottish history.

This New York estate was designed to resemble a medieval Scottish castle.

A magnificent mansion hides a delightful collection of historic timepieces.

A well preserved remnant of the English Civil War.

This lone tower casts an outstretched shadow over the site of a once-wealthy Knights Templar preceptory.

This English medieval castle is where King John died of dysentery.

This 20-foot mountain is made up of some 15,000 mannequins—if you visit, you can even take a piece home with you.