A working miniature city designed to teach kids about safety and presumably city planning.

This historic California cemetery holds the bodies of veterans of both the Civil War and the Donner Party.

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

The peaceful gravesite of a rugged wild west gunman echoes the touching story of his last days.

An alley covered with 20 years of bubble gum.

A UFO scrapyard in the California desert.

The largest Star Wars collection in the world is its own galaxy of collectibles.

This dormant volcanic crater has been converted from a roiling pit of magma to a pleasant hiking spot.

One woman's Viking Castle on Lake Tahoe.

A crumbling wizard is one of the final reminders of a roadside Middle Earth.

A hard-to-reach oasis in a desolate corner of Death Valley National Park.

The mysterious round rocks of Schooner Gulch.

A house built from trash known as the poor man's Hearst Castle.

A fake town founded by Western movie stars is now becoming a hip desert community.

This impressive tunnel was dug entirely by hand over the course of 36 years.

A popular tourist cave with a dark past.

A regular looking rock with an unbelievable history.

Home to the "Circus" trees created by Axel Erlandson.

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

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

A former utopian healing center created by a huckster and built by derelicts.

The tragedy of the Japanese internment camps is remembered here by a stark "Soul Consoling Tower."

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

A self-built castle made by a mysterious man.