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

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

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

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

A historic, scenic mill that was forced to close due to overlogging.

The deepest spring in Missouri.

The obelisk meant to mark the founding father's grave at Monticello is actually on the University of Missouri campus.

The world's second largest rocking chair is found on Route 66 in Cuba... Missouri.

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

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

A commemoration of over 150 of St. Louis's favorite sons and daughters.

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

A big museum full of little worlds.

The eccentric and colorful pavilions of Tower Grove park are a beloved and overlooked symbol. 

European castle ruins in an American state park are actually the product of death and grief.

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

An unexpected but incredible collection of wildlife dioramas spanning rainforests, swamps, forests, and plains.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

A fitting attraction for the corn capital of the world.

See massive fossils that are over 200 million years old in northeastern Arizona.

This futuristically sylvan church is a glass-enclosed marvel of modern architecture.

Even with its slightly risible name this colossal cross is still able to inspire awe.