An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

An emerald-green grotto just a short trip from Austin.

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

The history of occult science is turned into a creepshow at this lurid Prague tourist attraction.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

An eerie, derelict amusement park in Berlin.

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

A fossil of a 30 million-year-old fish is unexpectedly hidden thousands of feet above sea level.

Ancient, mysterious stone altars are hidden among wild woods in central Italy.

A 17th-century doorway in a small Sabine village is a portal into the mysteries of alchemy.

An unusual resting place built into the hill with an amazing view of Lake Como.

The marshy karst plain has reclaimed this beautiful 17th-century church.

The hermit's humble home is hidden near the forested peak of Monte Marrone.

Rome's first modern graffito is all that is left of a peaceful protest from the 1970s.

Legend said this huge, gnarled tree sheltered the saint during a storm.

Get buzzed beholding one of the world's largest coffee-machine collections, then step into the café for a specially brewed cup.

While most books are made of wood, these wooden books are truly made of, and all about wood.

A medieval stronghold rising over the ruins of ancient Roman villas along Rome's southern coast.