A beautiful final resting place for some of the noteworthy deceased.

Japanese gardens dedicated to the Japanese farmer that refused to throw in the trowel.

12,000 sq. ft. museum tracing erotic art from antiquity to modern times.

The "Fun Spot of the Desert" is now a haunting ruin, and a reminder that putting a water park in a desert is a bad idea.

This historic national park is covered in the stunning ruins of red rock pueblos.

One of the steepest streets in the United States makes an intriguing challenge for cyclists.

Despite being one of the most photographed vistas in the Rockies these twin peaks are rightfully known as the "Deadly Bells."

Hidden in plain sight on the Hudson River is an abandoned train station where nature has taken over.

19th-century operating theatre in which the use of ether was first demonstrated - plus, a skeleton and a mummy!

These millipedes glow not out of attraction, but as a not-too-subtle warning.

One of the largest-ever mental hospitals now sits abandoned, surrounded by 25,000 unmarked graves.

Once an ambitious nature spa, these forest ruins now provide a serene monument to failure.

The secret city built by the Manhattan Project.

A cavernous three-story, 43,800-square-foot basement that was forgotten about for 60 years.

Ruins of a Carnegie family mansion on Cumberland Island.

A wunderkammer hidden on the top floor of the Hartford statehouse.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

This institution collects the history of burlesque dancing with a titillating collection of ephemera and pasties.

A secretive collection featuring objects that were designed specifically for U.S. intelligence operations.

The abandoned personal amusement park of the King of Pop.

A 90-year-old underground water reservoir offers a more industrial kind of tranquility.

This rare example of a "tidefall" is a spectacular drop from the cliffs down onto the beach.

Prehistoric animals decorate this popular outdoor park.

Half of a waterfall goes into the river while the other half seems to disappear.