This mountaintop beacon is only lit three times a year but shines like some kind of all-seeing eye.

The old Niles Canyon Aqueduct in the San Francisco Bay Area is a bemusing and secret trail through nature for wayward travelers.

Thousands of crosses and markers for soldiers who lost their lives in Iraq and Afghanistan blanket a California hillside.

Shop the world's largest number of ice cream flavors, ranging from delightful to downright bizarre.

This everlasting lightning storm may be the world's largest generator of ozone.

The final resting place of the world's first nuclear reactor.

Lyon, France is home to two remarkably preserved Roman theaters, one dating back to 15 BCE.

The site of murders and Satanic cult gatherings.

A Texas-sized particle collider that was abandoned due to its Texas-sized budget.

This Irish show cave is said to have been the site of a Viking massacre that claimed 1,000 lives.

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

Rumored to be the famed pirate's lookout tower, this historic stone structure is now just watching for tourists.

A typical "Old South" manor, once owned by author Anne Rice, served as the setting for several of her witchcraft sagas.

After the parade, students throw their beads on the tree hoping for good luck on exams.

Introducing the Green Fairy to her fawning masses.

The crumbling remains of a 19th century fortess.

Site of a former hidden treehouse in New Orleans.

This 45-story tall abandoned skyscraper is the third tallest building in New Orleans and Lousiana.

One of the oldest continuously-operated gay bars in the United States is allegedly haunted by Truman Capote and Tennessee Williams.

An abandoned underground bunker not far from downtown New Orleans.

This New Orleans statue of a portly figure in a goofy hat pays homage to a classic of satirical literature.

The oldest operational cathedral in the U.S. has one shell of a way of projecting speakers' voices.

The only home of the famous French impressionist painter open to the public is now a museum and bed and breakfast.

A haunting, yet lovingly hand-hewn potters' field full of graves that flood with each heavy rain.