Known as the "Cross At The Crossroads," this massive metal cross is just short enough to avoid the FAA.

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

A bizarre roadside attraction and the first instance of miniature golf in the world.

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

Designed by Maya Lin, the memorial honors 41 individuals who died fighting for equal rights between 1954 and 1968.

A collection of huge Pre-Colombian structures in Alabama.

Once one of the largest producers of pig iron in the world.

A rusted metal giant pays tribute to Birmingham’s industrial past.

A miniature city built by a single hunchbacked monk.

Possibly the most beautiful carillon in the world, set atop Iron Mountain in Florida.

A building so large that it has its own weather.

Electrical pylon in the shape of Disney's beloved mouse.

The culprit who accidentally lit this 3,500-year-old tree on fire stated "I can't believe I burned down a tree older than Jesus."

This abandoned NASA launch site is now a memorial to a trio of astronauts who were killed there.

Disney's abandoned animal island is now an overgrown ruin that was almost the coolest attraction ever.

Must form and function forever remain at odds? Not if the Florida Department of Transportation has its way.

Disney World's very first waterpark is now an abandoned ruin being reclaimed by the swamp.

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

St. Augustine's record-setting narrow street was designed to protect against pirates.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

The unique collection includes bronze cast handprints of some of America's most famous astronauts.