Most famous work of one of Frank Lloyd Wright's sons.

Magical-looking cottages that inspired one of the most famous animated films ever.

A landmark for a trailblazer for female architects and the designer of one of the most famous and opulent buildings in California.

Mid-Century Modern Meets Millionaire’s Row.

Pasadena’s Stonehenge.

A California city claims to be the home of a fast-food classic.

A Bicycle Path in the Sky.

The most popular attraction in Southern California was once a flock of ornery bipedal birds that pulled carts.

The famous blue house from the classic horror film "Halloween" is now a local landmark.

The site of the house Jack Parsons made famous both in life and death.

A Community Cornerstone.

Home of the "Father of Forestry."

A newspaper building that made radio history.

One of Hollywood’s favorite government buildings.

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

“It's the quality” (but probably also the drive-through donut tunnel) that has attracted diners since 1968.

A surreal, Gaudi-inspired play space near an Anaheim community center.

One of Los Angeles's first murals once vibrantly depicted the dangers of United States imperialism.

A relief that wraps around the concourse of Los Angeles's World Trade Center marks one of the city's failed urban design plans.

The creator of the carousel's bingo-pinball hybrid survives in California's oldest gaming establishment.

The 10-foot-wide Long Beach home was built on a dare.

A small sculpture garden that provides a microcosmic representation of California.

This enormous World War II relic is one of the largest wooden structures in the world.

Known as the "Hobbit Houses," these storybook homes look like they're straight out of the Shire.