A retired tobacco farmer's pet project turned into a sturdy miniature city.

The woman whose immortal cell line continues to shape scientific research was buried near her birthplace in a grave that was left unmarked for nearly 60 years.

With roots dating back to 1942, this retro diner was where Hank Williams is said to have uttered his last words.

Country fans may flock to Nashville's music scene, but this Appalachian town is where the genre was born.

A visionary oral narration project brought new life to Jonesborough.

An ode to "The Queen of Appalachia."

A recreation of the doomed ocean liner in the middle of the Smoky Mountains.

Over 20,000 sets of spice shakers reveal the surprisingly telling history of our most basic spices.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

Follow the steps, and this roadside artwork will teach you how to dance.

This beloved American snack was conceived by a hungry coal miner.

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

What better place to take a seat?

The most impressive of Basel's three remaining city gates.

This 42-foot tribute to the workforce still reminds us to pause and recharge.

This artistic fountain display pays homage to this area's theatrical history.

This ferry carries passengers across the Rhine propelled by no engine or paddles but by the river's current.

This iron and wood Civil War city-ship was the first vessel to be sunk by an electrically detonated torpedo.

$10,000 won in a poker game in 1884 allowed James Draughon to build this intriguing home.

The remains of the first public diamond mine in Arkansas.

The only diamond mine in the world where you can keep what you find.

The 10th-tallest pyramid in the world, this former sports arena is now home to a massive Bass Pro Shops store.

Yup, that's where the name came from.

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