Modeled after the labyrinth in Chartres Cathedral, this small-town Indiana memorial labyrinth sits half a world away.

The overgrown remains of one of the premier auto-racing speedways in the Midwest—and also one of the most deadly.

Display that gathers the basic elements of the universe in one convenient location.

A collection of sculptures and trails that appear to change with the seasons.

This memorial to the Mercury Seven astronaut stands at the site of his former elementary school.

The longest navigable underground river in the United States is home to countless blind and albino animals.

One-layer pyramid in Indiana.

A stunning, abandoned limestone quarry in southern Indiana provided the stone to erect the Empire State Building.

If astronomy had a ghost, it would look like this observatory.

Tucked away in the forests of Indiana resides an abandoned waterslide that is now a popular graffiti haunt.

This mysterious hill seems to pull objects uphill.

A chapel built by Italian POWs during World War II tells a forgotten tale of the war on the home front.

This former mill tunnel was blasted under the ridge to divert a portion of the Muscatatuck River.

Center filled with hands-on displays served as a tribute to several astronauts with connections to the state.

The remains of an abandoned dinosaur theme park litter the woods just off the highway.

The only 'battle' in the Toledo War between Michigan and Ohio set the stage for a persistent state rivalry.

Evidence from a brutal 1880s murder is on display at this former infirmary house.

Small, privately owned island divided between Michigan and Ohio with abandoned vacation homes and a derelict lighthouse.

Train fans from all over flock to this railroad viewing park where three lines converge.

The Kalamazoo factory has 100 years of instrument-making, and one big wartime secret.

A spooky defunct railroad tunnel now part of a sprawling trail.

A collection of 1,300 accordions of all shapes and sizes displayed in chronological order.

When waves crash onto this section of beach, the rocks sing a song.

These Great Lakes sea caves accessible by boat in the summer turn into temples of ice reachable by foot in the winter.