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

To find the "unicorns of the deep" you've got to go downstairs.

Where dioramas can follow you home.

These pretty kitties killed and ate as many as 135 railway workers.

Years of archaeology, just chillin' by the water cooler.

This awkward aquarium sculpture is one of the strangest statues in Chicago.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

Dedicated to the art and science of glass in equal measure, this space is as much laboratory as museum.

What remains of the simple red brick chapel where the women's rights movement began.

A near tragic event on this bridge helped inspire the classic film "It's a Wonderful Life."

An abandoned asylum where patients have been forgotten but their possessions remain.

A local prank turned town icon.

This jail which was in service for over a century is now open for curious visitors.

An Olympic hero stripped of his medals is buried in a town he never visited, which took his name after his death.

This impressive working clock made of 16,000 plants changes its flowers twice a year.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

An interesting look into 18th-century American history.

This collection honors the iconic, and proudly American lighter that just won't quit.

A historic recreation of the golden age of the Erie Canal, abandoned for some time, slowly being restored.

A collection of unique outdoor sculptures surounded by the beauty of nature.

This Upstate New York park squeezes a lot of history into its two-acre triangular space.

A quaint village in Western New York named after Alexander Hamilton's beloved sister-in-law.

The wooden octagon in which Huckleberry Finn and A Connecticut Yankee were born can still be visited in upstate New York.

The little-known final resting place of one of America's greatest writers.