This tiny man looms large over downtown Charleston.

An abandoned asylum incorporated into a college campus.

This whimsical campus lawn is dotted with large sculpted numbers and hidden mathematical formulas.

Visit this playground of waterfalls, caves and sinkholes.

Known locally as "the giant head," this 14-foot LED sculpture has a photo booth in the neck where you can have a 3D picture taken and displayed.

A retro walk through the history of the tube.

Nature and art meet in this curvy creation

A flamboyantly decorated bridge signals diversity and fellowship at the entry to Indianapolis' Broad Ripple Village.

This elaborate estate contains a stunning marble aviary, a sunken conservatory, and a magnificent music room with a two-story pipe organ.

The bespectacled, cocktail-sipping pachyderm is a strange but fitting liquor store mascot.

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

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

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

This abandoned nuclear cooling tower casts a shadow over a bucolic town.

This structure among the trees was the result of divine inspiration.

All that's left of the quintessential "cabin in the woods."

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

The world's largest anatomically accurate brain sculpture.

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

A miniature world of concrete and stone in Springfield, Ohio.

This former maximum-security prison is creepy, sobering, and supposedly haunted.

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

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

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