A haunted hill that supposedly defied gravity.

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

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

A chessmaster's dream destination.

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

A kitschy, creepy St. Louis mainstay.

Speak to a companion on the other side of the room loud and clear through this architectural anomaly.

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

An urban forest overtakes what was the greatest failure of utopic urban housing.

A creepy sculpture of a decapitated head invites viewers to see St. Louis through its empty eyes.

This is not your typical jungle gym.

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

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

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