The largest permanent Monopoly board makes one of the longest games even bigger.

An inconspicuous footbridge beloved by San Diego locals.

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

The ghost town that ended up on Ebay.

A Swedenborgian glass church surrounded by redwoods sits perched atop a massive landslide area.

A meditative space out of a fantasy story.

This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

Canyon walls shrouded in ferns.

Trails through lava-carved tube-caves display sparkling bacteria and a rich history.

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

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

Carved by a waterfall in a hard-to-reach rock formation, this heart-shaped rock has inspired romantics for decades.

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

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

A favorite haunt of dinosaur loving children and hallucinogen loving hippies alike.

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

A pair of slides and a tree-lined stair corridor have been an urban oasis for nearly 40 years.

Rainbow-hued local gem in Venice.

Olfactory delights in San Francisco's Botanical Gardens.

A museum befitting the city responsible for supplying the majority of the world's LSD.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

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

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.