The world’s largest Masonic temple was saved by the White Stripes.

This public baseball field is a beloved remainder from of one of the most historic stadiums in the country.

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

The only surviving prototype for Buckminster Fuller's house of the future.

The city is full of whimsical portals to another world.

Where the Model T was made and the assembly line was invented.

Hell on Earth is actually a small town in Michigan where anyone can be mayor for a day.

Astounding collection of coin-operated games and automata.

What was once the largest NFL stadium.

Moonbows over Kentucky.

Enormous lake at the bottom of a unique cave system.

This funicular railway rumbles along for a mile up the nearly vertical face of Chattanooga’s Lookout Mountain.

This historic train station has been converted to a locomotive themed hotel.

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

Once decrepit and slated for demolition, now one of the longest pedestrian bridges in the world.

More than five miles of underground passageways.

Live long and prosper in Tennessee.

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

The world's longest known cave system.

All you ever needed or wanted to know about America's favorite whiskey, but not a drop to drink.

The site of the one of the most deadly train wrecks in American history.

The small cave that housed Tennessee's "first citizen."

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

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