A 300-ship graveyard, with a few still visible at low tide.

The tea room that pushed the boundaries of adorable straight into...we can't find the words.

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

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

The one-time watch house for incoming ships at the Golden Gate now stands abandoned and hidden in trees.

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

Tiki luxury on Nob Hill.

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

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

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

A winding path built in secret on the edge of the continent.

Discover for yourself what Herb Caen referred to as "the best kept secret in the Bay Area."

The mysterious round rocks of Schooner Gulch.

The fossilized remains of ancient California redwoods.

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

California's own medieval Italian castle, authentic down to the 300-year-old iron maiden in the dungeon.

Canyon walls shrouded in ferns.

Olfactory delights in San Francisco's Botanical Gardens.

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

The only theatre in the world constructed specifically for sound movement.

A trash dump made beautiful by nature's power.

A 140-year-old castle with underground caves hidden in San Francisco.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

A psychedelic labyrinth on the San Francisco bay.