This strange seaside tower got its name from a wealthy eccentric who would hide coins among its stones.

The ghostly remains of an accidental sea.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

A hand-built folk art installation covered with messages of God's love.

Towering basalt columns, a creation of fire and ice.

This enormous World War II relic is one of the largest wooden structures in the world.

This bronze statue commemorates the strange and beloved mascot of UC Irvine—the only university to be represented by a giant anteater.

A small sculpture garden that provides a microcosmic representation of California.

Lucha Libre (Mexican Wrestling) themed taco shop.

Once the largest windmill outside of Holland, with enormous 114 foot sails.

The key to turning shifting dunes into the green oasis of Golden Gate Park.

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

One of the oldest producers of hand-folded fortune cookies still uses its original secret recipe.

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

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

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

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

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

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

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

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

A huge musical instrument played by the ocean.

Pay your respects to a folk-punk legend.

This opulent hotel has been visited by Spider-Man, Charlie's Angels, and the Ghostbusters.