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

This iconic 1,000-year-old medieval castle is a favorite of the film industry, most notably as the location for Hogwarts in Harry Potter.

This large cemetery is known as the museum of granite sculptures.

Twenty-seven massive radio antennas on the high plains of New Mexico search for life on other planets.

One of the largest collections of merchandise from the famous British sci-fi show can be found smack in the middle of Indiana.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

France's most famous cemetery, with some of its most curious tombs.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

A fiery crater has been burning in the Karakum Desert since 1971.

This replica of the Greek structure is in the heart of Nashville.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

A creepy statue of a hooded ghost hauls itself up from the water in a historic Lithuanian city.

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

The medieval legend behind this holy well was one of the inspirations behind "Alice's Adventures in Wonderland."

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

New Orleans' famous cemetery, located on the site of a former race track.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

The final resting place of New Orleans' most famous voodoo priestess.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

A snapshot of the city's fascinating voodoo culture.

The perfectly named cave drop is the deepest in the continental United States, almost matching the height of Seattle’s Space Needle.

The largest cemetery in the American Southeast is a hidden gem near the heart of Atlanta.