Giant works of art interspersed throughout meadows and woodlands offer a new discovery at every turn.

The iconic remains of the original Academic Hall that burned down in 1892.

A gem in the small Missouri town where Winston Churchill coined the term "Iron Curtain" and effectively began the Cold War.

Giant granite rocks standing end-to-end like a train of circus elephants.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

Erosion and time have created a naturally-formed water park.

Once an ambitious nature spa, these forest ruins now provide a serene monument to failure.

Less a museum than a bizarre fantasy world created by artists and engineers.

A historic house in St. Louis was plagued by a series of suicides committed by family members involved in a successful brewery.

This is not your typical jungle gym.

This mosaic-covered bar is brimming with curated curios.

What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.

The Magic House provides a beautiful and creative environment for curious youngsters to get their knowledge on.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

An abandoned factory along the Mississippi coated by a giant mural.

What was meant to be a temporary exhibit is now a permanent fixture at the St. Louis Zoo filled with beautiful birds.

One of few surviving standpipe water towers in the U.S.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

During the 19th-century, this park was a vital trading fort.

One of the world's earliest skyscrapers.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

Fragments of a massive unfinished sculpture sit near the main quad of the University of Illinois.

The oldest experimental corn field in America is still creating better ways to grow crops.

The house is an iconic pilgrimage site for fans of the Illinois-based emo band.