A creepy steel gremlin has protected the Bay Bridge since 1989.

Every year, over 25,000 monarchs overwinter in Pacific Grove.

This Pringle-shaped ledge makes for the perfect photo op.

A Mysterious Masonic tomb in San Luis Obispo.

The miraculous hydrant that saved the Mission District in 1906.

A large instrument played by the wind.

Inside an old airplane hangar, friends and strangers alike play on a massive trampoline.

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

This concrete ship has had four careers - World War I tanker, floating amusement park, fishing pier, and artificial reef.

Home to the "Circus" trees created by Axel Erlandson.

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

One of the most unusual geological features, recognizable from a dozen hit movies.

An extensive collection of ancient Egyptian artifacts and mummies.

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

Golden Gate Park's historic collection of plants.

A former utopian healing center created by a huckster and built by derelicts.

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

Life in this isolated, hilltop lighthouse was lonely, but it sure was lovely.

One of the last free public hot springs is decorated with hippie art.

Acres of natural wonders left behind by a socialite-turned-gardener.

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

Julia Morgan's Moorish-Gothic labyrinth of fountains, trees, natural light and Oakland's notable dead.

San Franciscans leave gifts and messages for the magical beings that live behind the tiny, mysterious door installed on a tree in Golden Gate Park.

With the touch of a button, you can read a randomly selected short story.