Once luxurious, these oceanfront beach homes have been left to succumb to the elements as the beach is slowly washed away.

This natural wonderland is a unique chance to explore a Carolina bay, a mysterious geological formation of unknown origin.

4,000 monkeys used for medical testing on an island off of South Carolina.

This natural spring not only claims to heal the wounded but it has also been willed to God.

An unfinished rail tunnel that has since been used to house cheese and bats.

Charleston's historic city jail once held everyone from pirates to Civil War POWs.

This mysterious twin turboprop Grumman G-159 covered in graffiti has spent a decade and a half abandoned.

Just a few miles from downtown Atlanta is a trail covered in a crazy collection of outsider art.

Nature (and graffiti) reclaim this old waterworks that has been surrounded by a bike path and network of walking trails.

Unruly residents were housed in this one-person cell until the Black Maria arrived.

Could this grave be the true resting place of legendary gunfighter "Doc" Holliday? Unclear.

This old school, eccentric, and independent video rental store refuses to die.

An abandoned railroad tunnel forgotten by time awaits inquisitive hikers.

An unusual art exhibition in a suburban yard is designed to awaken the souls of those flowing by.

Atlanta's strange assortment of concrete pillars inspires reflection in some, confusion in others.

The remains of one of America's first radiation testing grounds still rest ominously in a Georgia forest.

The perfectly named cave drop is the deepest in the continental United States, almost matching the height of Seattle’s Space Needle.

Constant erosion has created a surreal landscape of bleached and preserved fallen trees.

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

Volcanic stone sentinels stand watch at a Korean Bell Garden in Virginia.

An out-of-place Air Force radar dome is all that denotes this park as a former missile launch site.

Collecting 700 years of mechanical death-dealing, the NRA's sprawling gun museum is a revealing testament to the American obsession with armament.

Under a playground is a little-known sealed train tunnel that likely contains the bodies of workers trapped by cave-ins.

At 207 feet, one of the world's longest continuous escalators.