This natural wonder drops 16 stories straight down through rare flora and streaming waterfalls.

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

A dramatically eroding canyon thousands of miles from the desert.

A 200-year-old bar is all that remains of one Mississippi River town's rough-and-tumble past.

The second-largest ceremonial mound in the United States is an artificial hill that is loosely shaped like a pentagon.

The final resting place of the camel who served with the Confederate Army during the Civil War.

A grandiose octagonal home crowned by a large dome stands out among the antebellum mansions.

The body of an unidentified woman, visible through a glass coffin, was discovered by accident.

A preserved stretch of ancient fossilized trees with an impressive gem collection to boot.

This two-room shotgun shack in Tupelo is the birthplace of a King.

The final home of the most famous horse of the American Civil War.

This cannon dating to 1755 has stood guard at this suburban intersection since 1915.

At Brandy Station, Civil War soldiers left their mark on the battlefield and the walls of this small wooden house.

This church is known as "The Home Church of George Washington and George Mason."

The former home of the man whose radical ideas changed the nation.

The last of nine massive kilns that produced many of the red bricks for buildings in Washington, D.C. and northern Virginia in the early 20th century.

Dine like an American revolutionary at Colonial Williamsburg.

The hide of Stonewall Jackson's equine sidekick is on display not far from where the ashes of his bones are buried.

The Kirkland Monument remembers a selfless Civil War hero who braved the battlefield to give water to his dying enemies.

This campus chapel is Robert E. Lee's final resting place and a topic of debate about the legacy of the Civil War.

This cannonball stands as a reminder of the final act of a fleeting governor amidst a revolution.

Outdoor exhibits explore the contributions of European, African, and indigenous peoples to American frontier culture.

For nearly a year, General Ulysses S. Grant was based here during the American Civil War.

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