This homegrown adoption center offers a wonderland of feline companionship.

The juke joint where legendary soul artists ate, drank, and made merry.

When Motown musicians came to Nashville in the 1960s they stayed at this historic record-pressing company because hotels wouldn't host them.

The first full-scale tunnel built in America is short but scenic.

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

Labor provided by Great Depression-era programs restored these 25,000 acres in Tennessee.

Walk the whole Mississippi River!

The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

Home to drunken tower-climbing goats... seriously.

This head-spinningly bizarre Depression-era art cave is wall-to-wall quartz and Jesus.

Mile-long cave system near Great Smoky Mountains.

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

More than five miles of underground passageways.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

Wild lights and sound effects turn a walk through some caves into an eye-popping 1960s tourist attraction.

Enormous lake at the bottom of a unique cave system.

The only subterranean ping pong table in Atlanta.

The picturesque southern city served as the zombie-filled town of Woodbury in 'The Walking Dead.'

The first public building in Savannah to offer air conditioning was a luxurious cinema that still operates today.

If all members were present at the table, a sixth of the world's wealth would be under the same roof.

A real (but thankfully not live) missile stands tall as a monument to the United States military in the small town of Cordele.

This abstract roadside poultry was saved from demolition by outraged drivers and pilots.

This kitschy tavern is also home to rare early editions of "Treasure Island."

Georgia's first brewery is also one of its oldest surviving buildings.