A promotional sun clock on the site of San Francisco's great raceway.

Seattle's super-sized cowboy apparel once belonged to a themed gas station that wrangled in herds of tourists.

Gold Rush-era tombstones line the park's paths.

This partially buried wreck is one of the most complete of its kind but is only revealed when the sea allows.

The stones that traveled from Spain to eventually become a holy place for San Francisco's nature worshippers.

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.

This turn of the century masterpiece has a mysterious goaty interloper.

An overlooked and unassuming engineering marvel.

The highest point in Washington state is a volcano covered in glaciers.

An extensive collection of ancient Egyptian artifacts and mummies.

San Francisco's oldest surviving monument and meeting place for 1906 survivors.

Golden Gate Park's historic collection of plants.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

Nestled in the heart of San Francisco’s bustling Financial District stands a unique homage to the Mayan and Beaux Arts.

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

The unbelievably opulent home built for an infamous newspaperman.

San Francisco's urban bison herd has persisted in the face of extinction, development, and disease.