Rotting dome home spotted near Chapel Hill, North Carolina.

Beautiful Gothic-inspired lighthouse stands out among the run-of-the-mill striped fare on Bodies Island.

Burial site more than 300 years old.

The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

This building contains handprints that are well over a century old.

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

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

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

A superbly preserved example of Georgian residential architecture that was once home to one of the founders of Alexandria, Virginia.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

This pun was simply waiting to come to life, and one defense contractor made it so.

A former major munitions plant that has been converted into a sprawling art space.

Soldiers were buried next to Lee's house in the center of Arlington Cemetery to dissuade the general from reclaiming his property after the war.

Forget Hollywood, one of the biggest stars in the world can be found in Roanoke, Virginia.

An innovative attempt to break a siege in the American Civil War still scars the earth today.

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

A quintet of history museums make this Virginia graveyard as much a resting place for funereal history as it is for people.

This unique historical monument features large concrete spheres designed to resemble fallen stars.

The resting place of a Civil War celebrity's amputated limb.

Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

Outsider art meets paleontology at this roadside reptile repository.

The semi-reclaimed ruins of this canal were once part of an ambitious plan to reroute the mighty potomac.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.