Bananas are often left for the first monkey America ever recovered alive after being launched into space.

A propulsion engine testbed that paved the way for the Space Shuttle launch sits without recognition at this rocket center.

Once a bustling cotton factory, this early 20th-century building is now home to a thriving artspace.

What else would you call a playground hidden in Alabama's oldest and largest cemetery?

A wonderland of caves in eastern Iowa.

Burial mounds of prehistoric Native Americans who lived along the DuPage River.

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

These cabins mark the site where our 11th president was born (probably).

One of Frank Lloyd Wright's final works was this UFO church.

The preserved remains of the former Milwaukee County Hospital for the Insane are hidden in the wooded grounds of County Park.

Robots, lasers, and whoopee cushions, oh my!

A circus of light and sound forms a sensory ode to an iconic train that will never pass through town again.

Six tiny houses built for working class people form the largest intentional cluster of Wright homes anywhere.

Step back in time while shopping inside this local store.

At a mile long, the Fort Madison Bridge is the largest double-decker swing-span bridge in the world.

Dozens of large steel sculptures fill this two-acre park outside a former blacksmith's studio.

A hidden barn-sized rendition of Grant Wood's most famous, and most parodied, painting.

A place of great reverence for Trekkies everywhere, a hero's future birthplace.

This 16-foot-diameter wooden coin has been standing in Iowa City since 2006.

How did the 110-foot limestone statue cross the road?

Remnants of a quarry company town still stand on the banks of the Wapsipinicon River.

For just a few bucks, this Iowa funicular will let you feel like an 1800s fat cat.

An underground wonderland in Iowa.

A small Chicago museum filled with thousands of preserved butterflies, beetles, and more.