The seat of Buffalo government is a gorgeous Art Deco palace.

Cleveland's giant "free" stamp is a nod to the Civil War, but was misinterpreted for years.

A century-old hotspot for jazz, frequented by everyone from Charlie Chaplin to Al Capone.

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

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

Fresh wooden posts have been added to ancient holes to recreate a primitive henge clock.

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

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