Floating swimming pool within a moored vessel.

This scenic Icelandic lava flow is named for a pair of Berserkers who were murdered, according to a famous Saga.

Few other hotels can rival the grandeur of the Castle in the Rockies.

You might know it as the Overlook Hotel, but the inside is not going to be familiar.

Hollowed out cedar log tubs set in an ancient towering forest.

Ruins of a once-opulent grand Victorian resort.

A turn-of-the-century architectural marvel built on healing mineral springs and salt licks.

A historic house in St. Louis was plagued by a series of suicides committed by family members involved in a successful brewery.

A stunning, abandoned limestone quarry in southern Indiana provided the stone to erect the Empire State Building.

A hollow cement depiction of time's inexorable effect on the human body.

A small abandoned and abused cemetery that has become a magnet for ghost hunters.

What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.

A European-style bath house in Chicago.

This museum celebrating the almighty dollar lets visitors literally stand in the shadow of a million bucks.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

This memorial plaque remembers a strangely shallow maritime disaster known as "Chicago's Titanic."

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

These molds for fiberglass statues have formed an eerie, accidental sculpture park.

A mysteriously dark cemetery monument fuels stories and legends galore.

Ever wanted to can Spam?

Museum with an extensive collection of Cray supercomputers and related artifacts.

Robots, lasers, and whoopee cushions, oh my!

Wisconsin's most celebrated export gets the royal treatment on I-94.

This solitary gravestone is separated from the rest in Appleton, explaining why local legends continue to surround it.