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

The blinking light atop the iconic landmark has been sending secret messages for decades.

Once strictly off-limits, this lower level housing curious and priceless vehicles of the Petersen Automotive Museum is now open to the public.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

At this local mall, visitors are ushered through a 1940s jail exhibit.

Tucked away behind an unassuming set of shops is a must-see series of stunning murals.

The Giant Lemon of Lemon Grove.

Admire a Lilliputian replica of the fast food outlet.

A tribute to one man's legacy of improving the accordion's reputation.

Overflowing with shipping containers, this location has been transformed into a massive workspace for artists.

A plaque and memorabilia collection mark where A&W got its start.

An elaborate gift from Claus Spreckels is now a piece of San Francisco history.

San Francisco's first World's Fair, dedicated to the wonders of California.

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

Once the largest windmill outside of Holland, with enormous 114 foot sails.

Standing in for the first ship to navigate the Northwest Passage.

The key to turning shifting dunes into the green oasis of Golden Gate Park.

The timepiece that exonerated a labor radical accused of a parade bombing that killed ten people.

The same family lived in this Victorian house for nearly 100 years without altering the building.

The museum is housed inside the historic 1863 Carson City Mint.

Decor at “Nevada’s Oldest Thirst Parlor” includes Raquel Welch's brassiere hanging from a stuffed moose head.

The design of this ornately decorated place of worship closely mirrors a church in Vietnam.

A very tiny church, bisected by a now-dead oak tree and marooned in the middle of a shopping center parking lot.

A one-of-a-kind collection of a unique medium.