Scores of vintage street lamps shine along L.A.’s Miracle Mile.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

Resting place of Hollywood's immortals is also site of summer film screenings.

The legendary building that needed ghostly approval before being built.

A second generation sun-powered marvel lights up the night.

A Looff creation in Santa Monica best described as “a California-Byzantine-Moorish-style fantasy.”

Sleep where gangsters fell amidst smoke and flame, with nary a bullethole to show for the legendary struggle.

A museum and tribute to a brave profession.

Opinions differ as to whether this Arizona tree was actually used as a Wild West jail, but that hasn't stopped the town from capitalizing on it.

A mysterious "wedding cake" castle in the middle of the urban desert.

This rustic cabin, outfitted with gun slits, was once home to John D. Tewksbury, patriarch of the bloodiest family feud in American history.

A geological mystery on Camelback Mountain.

A Wild West jailhouse that slid down the mountainside.

A cabinet of curious mathematical models and old calculators.

In Tucson a giant metal snake helps pedestrians cross a busy highway.

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

The largest natural travertine bridge in the world is nestled in a small canyon in central Arizona.

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.

Ancient pueblos built into the base of a natural canyon wall.

A spiritual vortex among the red rocks in Sedona.

What is the Thing?

Limestone caves with spectacular showcase chambers.

A reproduction of earth's many biomes.