The largest burial mound in the United States holds the remains of prehistoric West Virginians.

A recreation of an Old West apothecary full of curios.

The cinder cone volcano with a less than complimentary name.

America's first federal monument.

A favorite of Amelia Earhart, ranking among those rare bridges that can be crossed without changing sides of the river.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

Kentucky, Tennessee, and Virginia meet at this point in the Cumberland Gap.

A historic coal mine that doubles as a museum and tourist attraction.

A Wild West jailhouse that slid down the mountainside.

A pair of giant roadside arrows are all that remains of a former Route 66 trading post.

This erect, phallic geological spire wasn't always named so domestically.

Berkeley Hot Springs presents to you "the only outdoor monument to presidential bathing."

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

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

A small horde of mythical creatures lurk almost imperceptibly within the museum's wildlife dioramas.

A geological mystery on Camelback Mountain.

When Motown musicians came to Nashville in the 1960s they stayed at this historic record-pressing company because hotels wouldn't host them.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

Near-constant high winds deform the trees on Spruce Knob, the highest point in West Virginia.

Thousands of jack o'lanterns light up Halloween at this historic West Virginia home.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

The largest ancient burial mound in Ohio.

The world's largest key collection features keys to the White House, Frankenstein's castle, and Hitler's bunker.

The longest escalator in the Western Hemisphere takes over three minutes to ride down.