One of the few remaining carousels built by master amusement park carver Charles I.D. Looff.

This futuristic bridge is one of the longest self-anchored pedestrian bridges in the world.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

An extraordinarily ornate museum in San Diego holds wondrous anthropological treasures.

The Giant Lemon of Lemon Grove.

Educational foundation that teaches the powers of fourth dimensional physical properties.

A world-class observatory in the California desert.

Where there's quartz, there must be gold. Thus is the story of the mines of Julian, and the titillating times of the Gold Rush.

A hand-built folk art installation covered with messages of God's love.

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

Version of the French Riviera destroyed by the sea.

The ghostly remains of an accidental sea.

World's largest collection devoted to one fruit.

Hundreds of trees made from glass bottles make up this forest on Route 66.

Explore 10 acres of environmental sculptures.

The ghost town that ended up on Ebay.

A pair of large white marble lions guard this stretch of the Mojave Desert, and it is utterly mysterious how they got there.

This giant temperature attraction created some giant electric bills.

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

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

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

Surrounded by a hundred mile radius of billboards, Little America is a roadside attraction whose primary appeal is hospitality.

A 90-foot-tall psychedelic "tree" on the side of the highway has baffled passersby for decades.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.