A crumbling ghost town on the South Dakota prairie.

A roadside collection of over-sized iron creations that are a bit more macabre than most.

This diner serves Route 66 nostalgia and what it claims is the 'original' hot dog on a stick.

In a historic steel foundry east of the Mississippi River, thousands of wooden crates hold the architectural remnants of buildings long gone but not forgotten.

The remnants of a failed socialist commune can still be found just off a California highway.

The cluster of boulders near Fort Irwin is covered in military insignia.

This old mining town, deep in the California desert, has a year-round population of one.

Travelers leave tea kettles in a remote part of Death Valley as part of a mysterious, decades-old tradition.

The mysterious round rocks of Schooner Gulch.

One of the most unusual geological features, recognizable from a dozen hit movies.

One of the oldest reform schools in the United States, home to wayward boys such as Merle Haggard, now abandoned.

Commonly referred to as the most photographed Victorian home in the United States.

A desert ghost town—occupied for only 12 years—was once home to more than 500 silver mines.

One of the ghostly stops along Route 66.

A volcanic tunnel illuminated by natural skylights offers a shaded respite from the desert sun.

The ghost town that ended up on Ebay.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

This rare example of a "tidefall" is a spectacular drop from the cliffs down onto the beach.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

Eons old volcanic activity created one of the most stunning rock formations in the United States.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

A hotel and restaurant serving as the mecca of kitsch.

A hand-built folk art installation covered with messages of God's love.