This colorful theme park dedicated the official fruit of Maine serves sweet, tasty treats.

The only land territory disputed between the U.S. and Canada.

This candy-striped tower is the farthest east you can go in the United States.

This massive solar system model is sprawled out across Maine's suburban wilderness.

On the windswept Dakota plains there is a memorial to circus workers who were struck down by lightning.

A riverside park built around the ruins of a massive dam that collapsed in 1909.

The longest living non-clonal organisms on Earth.

This geodesic gallery holds a collection of painted spheres that make traditional canvases look lazy by comparison.

Prayers and messages of hope decorate the ceramic tiles of this pavilion.

Prolific outsider artist Sid Boyum's concrete sculptures add whimsy to Madison's Schenk-Atwood neighborhood.

The city of Rockford, Illinois is symbolically protected by a quartet of fittingly stony sentinels.

This architectural stunner is one of the few surviving Egyptian Revival theaters in the U.S.

This church doubles a museum dedicated to Norwegian heritage.

A historic and oft-filmed prison stands in a Chicago suburb.

This stunning gothic ruin was a casualty of the Indiana steel industry crash.

The site of a 19th century "dream city" that almost rivaled Chicago before being swallowed by the Indiana sand dunes.

A chilling disappearance (and rescue) of a child uncovers a geological mystery.

A concrete block embedded with thousands of pulled teeth was created by a local dentist to memorialize his dog.

The evolution of recreational vehicles and motorhomes is on display in the “RV capital of the world."