Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.

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

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

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

San Francisco's newly reopened hands-on science museum.

Towering basalt columns, a creation of fire and ice.

The ghostly remains of an accidental sea.

The rocks in this arid basin leave trails of movement behind them.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

The highest dunes in California are the most likely place in the area to hear the Singing Sands.

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

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

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

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

An abandoned Jazz Age dream home and con man's hideout in Death Valley.

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

Two mammoth statues inspired by equally tall tales lure tourists to this roadside attraction.

Sports history, made in the Arroyo Seco.

Colorado Boulevard’s historic bookstore, operating since the bustling city of Pasadena was merely some orange groves and a few ostrich farms.

A Masterpiece with a Tragic History.

This former stomping grounds of the most eminent astronomers of the early 20th century.

A tree bears footwear on the loneliest road in America.

This giant slab of driftwood marks the beginning of the Winnemucca to the Sea Highway.

An iconic 1960s theater with a Buckminster Fuller-style geodesic dome.