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

The only freestanding table rock formation east of the Mississippi.

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

This library and museum is dedicated to the life and literature of the Indianapolis native author.

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

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

The body of one of the world's most famous outlaws is covered in cement and iron to prevent it from being stolen.

One man's vision and a labor of love of many.

A 30-year-old Sycamore tree grown from a seed taken to the moon and back.

The first spinning jail built in the United States is the only one that still turns.

Ruined pieces of stone and a swimming pool are all that remain of an amusement park swept away by a flood.

A turn-of-the-century architectural marvel built on healing mineral springs and salt licks.

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

Symbolic attempt to overcome the issues of life.

Once adorning a New York skyscraper, these reclaimed ruins now haunt an Indiana park.

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

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

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

At the center of this cemetery stands a 2,000-year-old burial mound of the Adena culture.

This pair of eccentric Ohio castles were built by a pair of brothers who wanted to bring a bit of class to the Ohio wilderness.

Faces carved into the cliffs create an otherworldly walking trail.

Georges Seurat’s pointillist masterpiece has been recreated in Ohio in topiary form.

This abandoned bridge to nowhere stands secluded in the woods of a Cleveland suburb.

Rare recess caves fill this unbelievably beautiful Ohio park.