The park that the Chicago Stockyards built.

The legacy of an unsolved, gruesome murder rests beneath the spans of this historic bridge.

This grave in a ghost town cemetery marks the death of a witch on a day that never happened.

The world's largest collection of the world's largest objects is in one small Illinois town.

Built in 1869, this now-retired structure looks more like a medieval fortress than a county lock-up.

In the Shawnee National Forest, amazing rock formations peer through the treeline.

Modeled after the labyrinth in Chartres Cathedral, this small-town Indiana memorial labyrinth sits half a world away.

A notorious Route 66 eatery once frequented by Al Capone.

A castle built by an eccentric medieval enthusiast in suburban Ohio.

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

If astronomy had a ghost, it would look like this observatory.

One man's goal to be surrounded by color resulted in this enchanting assortment of avian abodes.

The body of one of the world's most famous outlaws is covered in cement and iron to prevent it from being stolen.

One man's vision and a labor of love of many.

Mass graves and Victorian monuments mark the history of Memphis in this 19th century cemetery.

Hiding behind a grocery store is a spectacular cavern carved as part of an old limestone quarry.

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

Elvis's own personal tropical hideaway.

This Memphis recording studio launched the careers of Jerry Lee Lewis, Johnny Cash, and Elvis Presley.

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

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

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

This high point in the Great Smoky Mountains is said to be home to the chief of all bears.

This huge clock made of flowers and simple machinery was once used a political weapon.