A bronze statue dating back as far as 1252, still has remnants of gold on its right cheek from ancient gilding.

A tribute to Ponce de Leon's supposed quest for eternal youth.

A monument celebrating the idea of reaching inaccessible places.

An 18th-century Spanish watchtower made entirely of seashell and concrete.

The famous boat that once ferried Bogart and Hepburn still floats in Key Largo after being abandoned for years.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

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

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

World's second largest particle accelerator, where nature reveals its secrets.

The only Bahá'í house of worship in North America and one of only a handful worldwide.

You have to love a museum with a truly dedicated focus. A focus on Superman, for example.

Arguably the best example of an authentic Dutch windmill in the United States, rivaling its counterparts in the Netherlands.

A replica viking ship from the Chicago World's Fair is still in dry dock in an Illinois park.

Despite its name, this fast food museum is actually a replica of the ninth McDonald's store.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

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

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

Planes, trains, and automobiles have all been sunk as attractions at this Illinois diving spot.

Tour the luxe "glass cage" that inspired and unnerved the architecture world upon its debut.

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