Years of archaeology, just chillin' by the water cooler.

One of the largest pieces of scientific equipment ever carried on a NASA space shuttle sits in a Chicago alley.

The remains of a religious colony, its amusement park, zoo, and baseball empire.

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

The largest historic preservation organization in the United States.

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

This old steel industry company town has a tradition of parking cars on the sidewalk so people can walk in the narrow streets.

This candy shop has been serving up sweets to the Louisville area since the 1850s.

Part of a worldwide art project, this mysterious semicircle of concrete shapes holds the pieces of a larger story.

You thought Santa Claus didn't exist, but it turns out you were wrong.

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

One-layer pyramid in Indiana.

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

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

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

This mysterious hill seems to pull objects uphill.

A medical facility that has been kept frozen in time.

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.