This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

Last residence of H.P. Lovecraft featured in his story "The Haunter of the Dark."

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

The world's largest rose bush has literally outgrown the pioneer museum it was planted behind.

An old saloon in the West filled with history, and according to some, a few dozen ghosts.

A wild west cemetery in Tombstone, Arizona, provides a window into the Old West.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

The fifth-longest natural arch in the world, and the longest outside China.

An off-grid art installation that encourages its visitors to imagine a world without waste.

The highest point in North Carolina and the United States east of the Mississippi River, Mount Mitchell is named after argumentative explorer Elisha Mitchell.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

The liveliest ghost town in the state.

Canyon walls shrouded in ferns.

A ghost town originally established and governed solely by Black Americans seeking a place of their own, free from discrimination.

Twelve plaster figures inspired by da Vinci's famed painting haunt the desert landscape above a real-life ghost town.

Marta Becket's hand-painted theater in the desert.

Four hundred granite steps were built into this massive rock by the National Park Service.

Quite simply the largest tree in the world (by volume).

Odd outsider art installations surround a Gold Rush-era ghost town.

"Only the devil could play golf here."

This crumbling Death Valley mining complex was known for its use of giant, 20-mule team wagons.

Ten 25-foot-tall, beehive-shaped kilns, abandoned in Death Valley.

A massive hydrovolcanic explosion left a half-mile wide crater in Death Valley.