Paths are maintained, but trees have taken over plots.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

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

On the side of Arkansas' Great River Road stand the remains of a forgotten World War II POW Camp.

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

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

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

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

148 feet long and in the middle of a verdant forest.

The highest point in Alabama was almost completely deforested, but is now home to protected towers and trees.

The scant remains of an expansive indigenous civilization can be seen at this Arkansas state park.

A restored schoolhouse was once a vital part of the Black mill workers community in Arkansas.

All that remains of a gigantic earth-moving machine.

Less a museum than a bizarre fantasy world created by artists and engineers.

One of the largest Buddhist stupas in the world keeps an eye out in every direction.

In an odd geographic anomaly this city borders two different states on opposite sides of town.

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

One of the only Florida forts to remain in the hands of the Union all through the Civil War still stands as a historic stronghold.

It's a pretty creepy lock-up.

Arrr! The most authentic collection of pirate artifacts in the world... matey.

In this case, 'zero' marks the spot where the iconic Old Spanish Trail ends.

An 18th-century Spanish watchtower made entirely of seashell and concrete.

This state park was once an important Native American cermonial center.

Off of the Crawfordville Highway in Florida, nature is taking back this decrepit row of Ford trucks.