A large circus museum with summer performances.

Statue dedicated to the star of an old television show.

A lovely hidden waterfall right off the highway is well worth a stop.

A place to eat for on-the-run agents and espionage enthusiasts.

This cave holds a surprisingly colorful variety of geological oddities.

You were once able to challenge a chicken to tic-tac-toe at this park, which is now converted into the Aikman Wildlife Adventure.

A onetime gangsters' hideaway where you can dine on steaks, fine wines, and cigars just like they once did.

The palatial McDonald's that inspired Wesley Willis.

A display of magnificent stained glass windows is the first exhibit of its kind.

The oldest house in Galena, Illinois, now is a reminder of when this city was the world's lead mining capital.

One of the largest carillons in the world, this giant instrument has 67 cast-iron bells played by a keyboard.

The sign to a demolished amusement park now stands in front of a local library.

Tucked away amongst townhomes lies a restored, early 20th-century tea house and garden, the only remains of a historic estate.

The last masonry skyscraper ever built reveals a transitional moment in architectural history.

This house renovated by Frank Lloyd Wright was the centerpiece of a lavish 20th-century estate.

An exhibit of items from the mental institution where Mary Todd Lincoln lived after her son conspired to have her committed.

A tribute to one granddaughter's old apartment which now represents the whims of each visitor.

Chicago's Navy Pier on Lake Michigan was a training hub for aircraft carrier pilots during WWII.

Huge abstract sculptures of the Puerto Rican Flag.

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

The original vault that held the president's remains still stands, empty, not far from where he was finally buried.

It was originally part of a "terrible lizards" collection at the 1964 New York World’s Fair.

Once at the center of U.S. finance, the historic Trading Room was meticulously recreated piece by piece and rebuilt in the Art Institute.

Hidden on the 7th floor of a historic building, this Cajun spot features wall-to-wall bottles of hot sauce.