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

One of the world’s largest living advertisements is made out of pine trees.

The massive, original Colgate Clock is mounted on a defunct factory building that was once a prison.

A giant lumpy candle serves as a beacon for this highly scented pit stop.

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

This former Indiana quarry has been transformed into a park and SCUBA site where divers can explore the drowned mining equipment.

Colorful collection of antique musical oddities.

The highest point in Indiana is curated by an Eagle scout but may be in danger of losing its record to a nearby garbage pile.

The large rock formation where the Shawnee prophet Tenskwatawa stood and encouraged his warriors during the Battle of Tippecanoe.

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

The farm where one of America's greatest leaders was raised is now a well-appointed landmark.

A chilling disappearance (and rescue) of a child uncovers a geological mystery.

The evolution of recreational vehicles and motorhomes is on display in the “RV capital of the world."

This open air cathedral invites all faiths to worship under the only roof big enough to fit them all: the sky.

Modeled after the labyrinth in Chartres Cathedral, this small-town Indiana memorial labyrinth sits half a world away.

Symbolic attempt to overcome the issues of life.

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

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

The world's largest anatomically accurate brain sculpture.

A rural hall of justice holds the world's only comic book and superhero museum.

One tree's homage to soles past and present.

This museum collects over a century of automobile history including the iconic car from The Muppet Movie.

This mysterious hill seems to pull objects uphill.

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