The ghost town that ended up on Ebay.

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

Each year these high desert hills are absolutely covered with poppy flowers in a surreal show of nature.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

A storybook European village in Berkeley.

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

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

A winding path built in secret on the edge of the continent.

A speck of nature and art in one of San Francisco’s most notorious neighborhoods.

An artsy hidden staircase leads to breathtaking views of San Francisco.

A beautiful geyser under environmental threat.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

A seemingly endless landscape of pure salt stretches far across Bolivia.

A serpentine highway twists and turns over the treacherous Norwegian Sea.

Odd outsider art installations surround a Gold Rush-era ghost town.

The first declared National Monument in the United States.

The United States Capitol's former columns still stand.

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

Mother Nature outdoes herself with this stunningly beautiful set of caves carved into marble.

An Australian lake whose pink hue defies scientific explanation.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

The ghostly remains of an accidental sea.

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