Ruins of an old sugar mill sitting quietly next to a park in rural Florida.

The palatial McDonald's that inspired Wesley Willis.

This historic house museum that celebrates one of the world's most influential social reformers is also one of the most haunted locations in Chicago.

At Chicago's revered Field Museum, visitors are invited to learn about and literally explore DNA.

The world's third-largest crystal sphere has sat in the Penn Museum since 1927 with the exception of one outlandish theft.

Believed to be the birthplace of the United States Marine Corps.

Golden and naked, the figure that was once the highest point in New York is all that remains of the second Madison Square Garden.

Yo, Adrian!

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

On a clear day, you can see all the way to the Virgin Islands from the top of this observation tower built in the 1960s.

A magnificent waterfall nestled in the heart of the El Yunque National Forest.

Twisted girders are all that remain of an Icelandic bridge that was wiped out by a combination of volcanic heat and glacial floods.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

A museum dedicated to the history and exploration of both popular music and science fiction.

A wall of chewing gum moonlights as collective art.

A walk through the historic city center, under the streets of Seattle.

This small-town opera house has appeared much more in national culture and history than its charming setting might suggest.

This architectural stunner is one of the few surviving Egyptian Revival theaters in the U.S.

This monolithic statue was erected in honor of Chief Black Hawk (even if it wasn't made to look like him).

This lush 12-acre site was once named the finest Japanese garden in North America.

The city of Rockford, Illinois is symbolically protected by a quartet of fittingly stony sentinels.

This unassuming city park is home to three different types of Native American mounds.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.