The dramatic upward-curving roof is one of the most iconic examples of Googie architecture that still stands today.

Folk art crafted from discarded vegetable crates.

This 19th-century museum inside of a lighthouse is only accessible during low tide.

Two mammoth statues inspired by equally tall tales lure tourists to this roadside attraction.

This massive redwood tree has a hole in the base big enough to drive through.

An optical illusion found amid a logged redwood forest.

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

Commonly referred to as the most photographed Victorian home in the United States.

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

Only hotel where you can legally launder money.

Furniture tries to escape an abandoned building in San Francisco.

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

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

A man-made island in scenic San Francisco Bay.

An enormous artwork that colorfully celebrates over 150 years of US military achievements.

The rusting remains of the largest assembled WWII fleet on the West Coast.

Playable, historic pinball machines fill this Alameda museum.

A classically inspired temple in Redwood City.

A deserted hodgepodge of experimental structures designed by nearby university students.

There’s a hidden military meme engraved on the World War II Memorial.

Enormous piles of historically significant stones, dumped by Congress in a forest, and abandoned for 60 years.