The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

A monument to the love people have for their pets.

Concrete strongholds stand guard over the Golden Gate.

One poet's handmade, anachronistic home.

Once close to extinction, there is no shortage of elephant seals on the beaches of Año Nuevo State Park.

A New England-style lighthouse along California's beautiful Highway 1 gets a re-do.

The colossal cartoon man stands outside a Nevada museum.

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

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Las Vegas's very own 40-foot-tall fire-spewing praying mantis.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.

The "Fun Spot of the Desert" is now a haunting ruin, and a reminder that putting a water park in a desert is a bad idea.

This giant temperature attraction created some giant electric bills.

The world’s largest concentrated solar plant generates as many problems as megawatts.

An enormous illuminated figure dances on the Las Vegas strip.

Temporary Burning Man sculpture made of two 18-wheelers.

A massive volcanic plug is now a protected area that hosts a number of bird species.

The unbelievably opulent home built for an infamous newspaperman.

This stretch of beach along California's central coast is a busy highway for the largest seal in the northern hemisphere.

Centuries of crashing waves carved out this small hole in the rock, which lights up at certain parts of the year.

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.

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

A remote crossroads honoring a fallen talent.