Peek inside this sandy mailbox and you'll spot kids' letters to Santa.

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

Where a railroad loops under or over itself to rise or drop more than 70 feet in a short distance.

At the most northwestern point of the contiguous United States lies a trail leading through an ancient forest to stunning cliff-side vistas and massive oceanside caves.

This collection of Wild West movie memorabilia also claims to hold some secrets of the Lost Dutchman's mine.

At an isolated roadside rest area stands a monument marking where famous Western star Tom Mix died in 1940.

The wild west is still alive and well at this authentic mining town watering hole.

The abandoned train depot now doubles as a well-placed rest stop for those who take the road less traveled.

This secluded date farm can be reached only by following a bumpy, single-lane desert road.

A unique collection of old miners' cave homes carved in to the hillside cliffs near Death Valley.

The remains of a boarding school designed to forcibly assimilate Native American children.

These huge stone ovens in the desert fueled the Nevada silver boom, and may have also been a hideout for outlaws.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.

A mining town once rife with murderous disputes over its copious treasures now creates income as a popular spot for photo shoots.

A classic Route 66 landmark that was built with scrap lumber and is held together with kitsch and puns.

One of the largest, oldest, darkest, quietest motel rooms in the world.

This huge dam across the Colorado River caused an armed standoff between two U.S. states.

A stone pillar marking the location of the westernmost battle of the American Civil War only honors one side of the conflict.

This church on a Tohono O'Odham reservation has stood since 1797.

This golf ball–shaped former desert real estate office now houses a UFO museum.

More than 25 fully functional scale replicas of famous lighthouses dot the shores of Lake Havasu.

A memorial to the firefighters who died in an industrial disaster is housed in a small public park.

All of the 20 occupied houses in this mostly abandoned town feature some curious display of junk art.