Guns that have been defending San Francisco since 1904.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Home to one of the world’s largest collections of model yachts.

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

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.

A modest reminder of treacherous waters at the Golden Gate.

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

Depicting scenes of everyday life - and specific individuals - in Great Depression era San Francisco.

A miniature view of the park, caught in time.

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

Internationally-recognized arts center housed in a century-old former military barracks.

Tenacious mummies survived dental problems, eternal entombment, and more than their fair share of devastating fires.

Amazing meticulous gardens of personal wood carvings, Hydrangea, Canna, and many other flowers.

This odd little museum holds exhibits on everything from blacksmith equipment to hair jewelry.

Created in 1972, the famous sculptor's intricately detailed monument to San Francisco is overflowing with city landmarks.

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

Appropriation-friendly collection of books, periodicals, and more.

Art from the latest counter-culture; kids who dye their hair blue and believe the future will be a post-apocalyptic water world.

According to legend, this boat-shaped henge is built over the grave of a mythic king.

Old Danish castle immortalized in Shakespeare's Hamlet.

This Swedish astronomical clock was in storage for almost a century before its glorious workings were put on display once more.

Swedish skyscraper with a 90° twist.

A museum filled with tiny, adorable versions of the mighty Royal Danish Navy.

A former hen house turned curiosity cabinet displays one man's lifelong fascination with cannibalism.