A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

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

In 2010, Nicolas Cage purchased two plots in this cemetery using one to construct this strange pyramid mausoleum.

The final resting place of New England's last "vampire."

An abandoned gun-funded 19th century utopia.

A graffiti Mecca welcoming artists from around the world.

This museum holds a fully-functional replica of the "Turtle," the first American submarine ever built.

The US Navy's only submarine museum is also home to the world's first nuclear submarine.

Manhattan's Thirteenth Avenue was made on landfill then deliberately destroyed — apart from one small, obscure block.

While many places make the claim, the Library of Congress says this restaurant is the birthplace of the hamburger.

An extra-wide chair built to accommodate the former president's big behind.

This historic park site contains the last remnants of a once bustling canal system.

This monument to a veteran of the Mexican-American War is one of only two in Manhattan that serve as an actual mausoleum.

The American rainmaker and a burst dam.

Abandoned Coast Artillery fort now serves as graffiti canvas and sightseeing vantage point.

The former home of Samuel Clemens and family remembers the happiest period of the author's life.

Public outcry led to this bridge's unique character which celebrates a giant frog battle and also sewing.

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

This fairy tale-themed amusement park is now abandoned, and childhood metaphors abound.

The graves of a Connecticut family thought to have been plagued by a vampire.

Underground tunnels remain beneath this abandoned mental asylum.

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

The kind of mixed-up place that drives archaeologists crazy.

A historic observatory precariously perched at the "Top of Europe."