A hidden network of subterranean passageways lies tangled beneath Indianapolis' bustling City Market.

A modern-day wunderkammer dedicated to Indianapolis history, Afrofuturism, and musical vibrations.

This former office building has been transformed into an immersive music venue and art space.

Both funky and traditional, it's the oldest of its kind in Indiana.

A bronze sculpture honors the 12 black students who attended the first integrated public high school in the segregated South.

These early tent-shaped grave coverings are unique to Appalachia.

This park contains one of the largest concentrations of cedar glades, a unique and rare ecosystem.

A humble homemade ride attracts visitors from around the globe to this small Midwestern town.

This mysterious hill seems to pull objects uphill.

Home of an evil witch famous within southern folklore.

Patrick Dougherty's fantastic living tree sculptures, mind-blowing but temporary.

View Kentucky's beauty and history from the perspective of painter John James Audubon, author and illustrator.

The home used in just a few seconds of film that came to define the setting of a hit sitcom.

Ornate limestone building now filled with geologic specimens, and more.

A lesser-known part of the Kinsey Institute is this impressive collection of art, artifacts, and material culture related to human sexuality.

A castle built by an eccentric medieval enthusiast in suburban Ohio.

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

More than 3,200 cookie jars line the walls and shelves of this little shop and over 1,000 salt and pepper shakers

A free park where visitors can learn about and collect 440 million-year-old fossils.

An unusual, super-sized grocery adventure awaits in an Ohio suburb.

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

Where hikers on the Tecumseh Trail can exchange a dirty sock for a free geode.

This tiny 19th-century tunnel was built so a man could move his cows from one field to another.

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