Used as a military post in three different engagements, this fort has remained incomplete and unfired upon for nearly 200 years.

The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

An ode to "The Queen of Appalachia."

This chestnut box will not be opened until the country music legend's 100th birthday in 2046.

Where you can experience the story of Appalachia, as told by Appalachians.

The remains of the iconic train crash from the movie The Fugitive can still be found rusting along the Great Smoky Railroad.

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

A once-booming Mississippi River town with a history of racial violence is now eerie and mostly abandoned.

Now nearly abandoned, Kaskaskia was once the capital of Illinois and one of the most important towns on the upper Mississippi.

The hometown of Popeye's creator is littered with a growing collection of granite cartoon characters.

Speak to a companion on the other side of the room loud and clear through this architectural anomaly.

Man-made geyser that rises to the exact height of the Gateway Arch.

An abandoned observatory in the middle of the Illinois prairie.

Tiny treasures, giant murals, and strange sculptures decorate the windows and doors of this abandoned building.

When you visit his grave, be sure to rub the Great Emancipator's nose for good luck.

While he no longer has an eatery to give him context, this off-brand Paul Bunyan still holds his giant hot dog with pride.

A giant wooden statue of one of the greatest pitchers in 19th-century baseball.

Recently celebrating its 25th anniversary, the garden opened in September 1997 to celebrate the men and women who have had the greatest impact on Key West.

A historic landmark and museum filled with curious objects representing the history of Key West.

Florida's oldest bar was once a morgue, complete with a hanging tree and gravestones.

The highway's southernmost spot is a beloved local attraction.

An idyllic swimming pool tells the tale of Hemingway's trouble with women.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

This small Key West museum is packed with dozens of artifacts that illustrate the life of the iconic playwright.