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

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

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

Nature and art meet in this curvy creation

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.

Lions and tigers and leopards, servals, pumas, bobcats, lynxes, and ocelots... oh my!

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 medical facility that has been kept frozen in time.

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.

An Art Deco gem that held together the artistic heart of an agricultural community for 92 years.

A house and yard adorned with bizarre concrete sculptures in a Milwaukee suburb.

The oldest certified bowling alley in the United States is in the basement of this century-old bar.

Hidden away in the city of Madison, Wisconsin is a nearly forgotten home that Frank Lloyd Wright built for a childhood friend.

A metal ring in the middle of the road marks the exact spot where the Soviet satellite crash-landed in 1962.

Five acres of divinely inspired folk art.

A giant, Gilded Age mansion that once belonged to the beer baron of Milwaukee.

Vikings and Evangelicals have both had a hand in this replica medieval church.

These molds for fiberglass statues have formed an eerie, accidental sculpture park.