Frank Lloyd Wright’s most iconic home dangles over a Pennsylvania waterfall.

This giant, rotating globe was built to celebrate the expansion of a company that makes steam cleaners and pressure washers.

A dozen U.S. presidents have stayed at the historic resort, which was known as James Buchanan’s “Summer White House” from 1857-1861.

This Art Deco service station has been providing tune-ups and turning heads for close to a century.

This titanic java kettle is one of the many kitschy landmarks located along America's OTHER famous highway.

This historic fort spans more the 300 years.

The only boathouse Frank Lloyd Wright ever designed was also the only unbuilt structure in his famous Wasmuth Portfolio, until 2007.

Kentucky's longest operating jail is now a spooky spot to spend the night.

This hidden jockey “walk of fame” celebrates the winning riders of the Kentucky Derby.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

These markers are used to determine the ground stability of the Strip.

These banned cigarette vending machines now sell little pieces of pocket-sized art.

This statue commemorates the meeting of the most influential minds of the women’s rights movement.

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

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

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

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

Its original statue was deemed so ugly, locals called it “Scary Lucy.”

The first and only American institution dedicated to the enduring value of comedy in the United States.

This museum is dedicated to a Hollywood icon.

The massive, original Colgate Clock is mounted on a defunct factory building that was once a prison.

This candy shop has been serving up sweets to the Louisville area since the 1850s.

The oldest operating Mississippi River–style steamboat still navigates the Ohio River.