True to its name, this bouncy walkway may be the world’s smallest suspension bridge.

Home to a seasonal waterfall and swimming hole in the Ouachita Mountains.

The Bucyrus-Erie model 1850B electric shovel, or "Big Brutus," the largest existing electric shovel in the world.

A detached cement mixer has been transformed to resemble a relic from some obscure NASA mission to Oklahoma.

On the side of Arkansas' Great River Road stand the remains of a forgotten World War II POW Camp.

A decaying building marks the site associated with Emmett Till's brutal 1955 murder, which helped sparking the civil rights movement.

Source for a sizable portion of Egypt's freshwater supply is more than an optical illusion.

This gaping hole in the middle of a remote mountain lake looks like a portal to another dimension.

Home to a full-scale replica of the Ezekiel Airship, an aircraft that allegedly flew in 1902—a year before the Wright brothers took to the skies over Kitty Hawk.