This is not your typical jungle gym.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

This stuffed pigeon of war had the very serious name "John Silver" until he lost a leg in battle.

A real flying saucer, contracted by the U.S. Air Force.

A headstone tells the sad story of a lost little boy and his pet dog.

The world's first aircraft factory has been hiding inside an automobile plant for almost 80 years.

This whimsical campus lawn is dotted with large sculpted numbers and hidden mathematical formulas.

A single handprint, which, according to Ohio State University legend, cannot be scrubbed off.

You can walk through the first Boeing Air Force One, which famously carried JFK's casket from Dallas back to D.C.

A bronze of the man in all his sinewy glory celebrates his longtime connection to the Ohio city.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

Georges Seurat’s pointillist masterpiece has been recreated in Ohio in topiary form.

Color-coded signs direct drivers on a network of routes designed to avoid Pittsburgh traffic.

True to his word, George Swanson is buried in his white 1984 Corvette.

This spot memorializes one of the greatest plays in NFL history, unless you happen to be a Raiders fan.

A giant ball made from pieces of an old Jeep.

The largest clock face in the United States is twice the size of Big Ben and infinitely more ad-sponsored.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.

The Master of Magnetism dominates the walls of a scrap metal yard to keep graffiti artists at bay.

The residents of the Neighborhood of Make-Believe live without much fanfare within the Pittsburgh Children's Museum.

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

Despite being stolen multiple times, this civic electrician's street corner Snoopy won't be stopped.

A larger-than-life statue of America's favorite sundae marks the place it was invented.

With 3,000 bikes on display, the world's largest bicycle museum includes some famous rarities.