It's unclear what caused the fire that led to this opulent hotel's demise.

This quirky curiosity shop takes its cues from the world's bazaars.

A once-groundbreaking power plant turned into a hotel and mini-museum of archeological and geological wonders.

The remains of an idyllic small town built for the film 'Big Fish' still stand around a rundown main street.

One of only two sites in the United States containing the remains of Buddha.

The main gates have been locked since 1745 and will remain so until the Stuart Dynasty returns to the throne.

Castle and secret tunnel withstood a siege until its owner was killed by the Holy Roman Empire, while sitting on the toilet.

The abandoned medieval theme park was meant to be the "Disneyland of the Philippines."

Board a mine car and descend the #190 slope 300 feet underground into the Clark Vein of coal.

Her final resting place was intended to be modest and private, but the power of her popularity continues to draw visitors.

A field of nothing but boulders which resembles a giant's gravel driveway.

This sprawling mini-golf empire is an impressive testament to a disappearing attraction.

Before he was America’s most famous preservationist, John Muir was an ingenious mechanical inventor.

The arboretum whose marshy soil sucked up the dreams of housing developers.

Hidden away in the city of Madison, Wisconsin is a nearly forgotten home that Frank Lloyd Wright built for a childhood friend.

This deceivingly ordinary warehouse hides an enormous collection of pop culture treasures.

Its eclectic exhibits range from the world’s first motorcycle to Luke Skywalker’s Land Speeder.

A six-story-tall golden pyramid, surrounded by a moat.

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

A group of artists transformed this desolate city alleyway into an outdoor gallery of street art.

According to the legend, this strikingly beautiful hill has miraculous healing powers.

Home to the world's largest refracting telescope and the birthplace of modern astrophysics.