17th century streets hidden under Edinburgh were once a breeding ground for the black death.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

These fantastically named natural pools look like something out of a Scottish myth.

A church that bred legends, and served as an inspiration for the Da Vinci Code.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

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

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

Come for the speed, leave in love with the desert.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

European castle ruins in an American state park are actually the product of death and grief.

A beautiful 62-acre Catholic shrine and botanical garden.

An emporium for the weird, creepy, rare, and just plain gross.

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

Featuring a casually threatening atmosphere along with dessert and coffee to die for.

Two massive rock outcroppings on the Oregon coastline.

This charmingly homemade amusement park has been growing for 40 years.

Erosion and time have created a naturally-formed water park.

On the Oregon coast there is a natural hole that seems to be draining the sea.

This sandstone mansion was the home of two of Oregon's most important pioneers.

No one knows how this Pacific Northwest spruce tree came to have so many trunks.

This extravagant Art Nouveau rest stop features a million-dollar view of the Columbia River.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.