Supposedly Satanic numbers adorn this preserved submarine sail.

The rustic cabin-like decor of this Arts and Crafts-style church reflects the love of nature central to its little-known theology.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

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

Visible below the waves are memorials to the city's Gold Rush dead.

A modern mechanical planetary system, part of a 10,000 year clock.

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

Get lost in this haunting fairytale art walk through a man-made eucalyptus grove.

A huge musical instrument played by the ocean.

The restored and active Victorian-era final resting place of San Francisco.

One of few lasting examples of the brief octagon craze that developed into folly.

A still functioning vaudeville carousel that has operated for over a century boasts a colorful menagerie and past.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

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

The taxidermied remains of the "last wild grizzly bear in California" and of the symbol of the state of California.

One of the last remnants of the city's Chinese nightclub scene is now a dive bar selling killer mai tais.

The crumbling remains of Juneau's explosives storage site.

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.