One street divides a single town that stands in two U.S. states.

This road in the Great Smoky Mountains was supposed to assuage a displaced community, but ended up a $52 million dead end.

The scant remains of this flooded historic village can be explored in one of the most remote areas of the Great Smokies.

In one of America’s oldest mountain ranges, a long-awaited section of a scenic highway is now open to the public.

Mile-long cave system near Great Smoky Mountains.

This rare female version of the Muffler Man has its clothes removed each summer to signal the start of pool season.

A collection of 11 million buttons illustrates the human toll of the Holocaust.

One of two identical monuments marking the sites of military training encampments in Peoria, Illinois.

This abandoned 19th century orphanage started as a boarding school for children of Civil War veterans.

The carved remains of a 200-year-old oak tree memorialize the namesake of the iconic "Wizard of Oz" character.

A floating museum that was sunk by a flood and left to rot in the tides.

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

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

The red brick house where the father of rock 'n' roll wrote some of his classic hits.

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