This replica of the Greek structure is in the heart of Nashville.

A sharply wedged sundial marks the point at which each day in the United States begins.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

A memorial for the mustachioed record-setting runner.

Not to be confused with the iconic New York City skyscraper, this Chicago building is a vibrant hub for artists.

A Bibliophile's Dream.

One of the last functioning antique elevators in Chicago.

Once called the "Polish Gold Coast" it is an icon of the neighborhood that bears its same name.

Chicago's Navy Pier on Lake Michigan was a training hub for aircraft carrier pilots during WWII.

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

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

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

Four, 18-foot-tall badminton shuttlecocks lie scattered about the lawn of a Kansas City museum.

The first car-centric shopping plaza in the U.S. brought a little bit of Spain to downtown Kansas City.

This unconventional used book store was once in the news for the surprising act of burning books.

This majestic tree has survived 400 years of storms, droughts, and floods, and is a beloved natural landmark in Missouri.

A geological oddity formed by two rivers carving out a mass of limestone on both sides.

Curious cave that stays a cool 56 degrees all year long.

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

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

Two Ming Dynasty lion statues guard the entrance to the journalism school.