The grave of America's 11th president is not in some grand monument but instead it's hidden away on the grounds of the Tennessee Capital.

This replica of the Greek structure is in the heart of Nashville.

This simple, broken column marks the final resting place of one of America's most famous explorers.

Walk through row upon row of manicured miniature trees at the United States' largest bonsai nursery.

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

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

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

The lowest point in the state of Illinois, at the confluence of the Mississippi and Ohio rivers.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

Giant works of art interspersed throughout meadows and woodlands offer a new discovery at every turn.

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

The Man In Black grew up in a large agrarian community established by the federal government in the Great Depression.

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

Walk the whole Mississippi River!

The stone marker that Mason and Dixon placed at the eastern end of the famous north-south border they surveyed.

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

Gnarled canopies of pink and purple wildflowers arch over the trail to the summit.

The artwork commemorates the many ways 20th-century people perished while on the clock.

So many migrating birds roost on the bridge, it has a special summer speed limit.

The lesser-known lost colony of Roanoke was a safe haven for formerly enslaved people during the Civil War.

This shifting North Carolina sand dune is an odd little desert surrounded by oceanic forest life.

Down the road from where the Wright brothers lifted off is another flight tribute practically hidden from sight in the woods.

The Cadillac Ranch for monster truck aficionados.