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

One of the few authentic Japanese gardens in the state of Indiana and perhaps the most peaceful place in the city of Mishawaka.

Kentucky's longest operating jail is now a spooky spot to spend the night.

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

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

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.

Nature and art meet in this curvy creation

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

Symbolic attempt to overcome the issues of life.

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.

Thousands of unique minerals, including some of the most impressive fluorite crystals in the world.

The only building in Louisville (hopefully) that contains two ancient holy skeletons.

Everyone and everything one man ever loved and lost, now stare into the East for all eternity.

Visitors to this arboretum are greeted by three smiling giants crafted from sustainable materials.

Outstanding collection of 19th century medical instruments includes a life-size figure cast from as many as 200 cadavers.

A small Chicago museum filled with thousands of preserved butterflies, beetles, and more.

This lush 12-acre site was once named the finest Japanese garden in North America.

Roses and other fascinating flora fill this garden built to commemorate Britain's immortal Bard.

World's second largest particle accelerator, where nature reveals its secrets.

Former hotel turned into haunted playground.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

At Chicago's revered Field Museum, visitors are invited to learn about and literally explore DNA.