The highest point in South Carolina was once owned by an energy company that neglected it but now the state is taking it back.

These eerie outliers of the lightning bug family glow a mysterious blue color.

The oldest bridge in South Carolina may have been designed by the same man who created the Washington Monument.

A 1960s damming project turned one family’s hilltop cemetery into an island.

A historic blockhouse and trading post give a glimpse into the early colonial history of South Carolina.

This 5-by-6-foot wooden hut is the smallest historic post office in the U.S.

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

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

A mysterious castle built as a monument to lost love.

A humble plaque marks the site where the country music legend was found dead in his Cadillac.

Once connected to the outside world by a single train track, this ghost town is looked after by the National Park Service.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

The tallest waterfall in West Virginia.

Step into the courtroom to learn details of the only case in history where ghostly testimony led to a murderer's conviction.

Home of a 28-foot tall stalagmite known as the War Club.

America's post-nuclear-attack chambers of Congress.

The oldest arched-covered bridge in Virginia has truly withstood the test of time.

This former fire tower is now a rustic observatory that offers amazing views of eagles, hawks, and the Appalachian Mountains.

Dedicated to the largest armed uprising in American history since the Civil War.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

This granite rock face is named for the magnificent reflection that occurs when the sun hits it just right.

According to local lore, this narrow passageway through two large rocks was accidentally created by the devil himself.

Built in 1785, this residence is the oldest stone house in Georgia.

A local scoured more than 1,000 acres for stone to create his masterpiece.