A psychedelic labyrinth on the San Francisco bay.

An abandoned, unfinished mansion on grounds strewn with lava rocks.

Social saloon from a scrapped trans-Pacific 19th century steamer.

Once the gateway to the utopian dream-village of a Civil War embalmer.

Of all the origin stories for weed's secret code, this one likely has the goods.

This infamous prison has a store where you can buy goods crafted by incarcerated people.

Condemned US Navy seaplane control tower turned officers’ club sits atop Yerba Buena Island.

A man-made island in scenic San Francisco Bay.

Deco Modern sculptures of the people of the Pacific, cast for the 1939 Golden Gate International Exposition.

Masterful ceramic fountain and map of the Pacific Basin.

An enormous artwork that colorfully celebrates over 150 years of US military achievements.

One of the best absinthe distilleries in the United States.

A decommissioned Naval base now rents itself out for people who want to blow stuff up.

Antiques by the Bay.

This (occupied) house is 10 feet wide and full of spite.

The longest burning light bulb in the world.

Location of the most powerful laser in the world, and the potential birthplace of tiny stars.

Dive bar built out of the remains of a whaling ship.

An art collective teaching the more fiery, metal-y art forms.

Collective dedicated to restoring steam engines.

With statues of Nelson Mandela and Harvey Milk this monument has been called the Mount Rushmore of California.

This mysterious series of teeny guerrilla installations sheds a whimsical light on street art in Oakland.

A hardware store Buddha statue installed to deter vandalism wound up attracting Vietnamese immigrants who came to pray.

Bonsai garden in Oakland is curated by the first non-Japanese female bonsai master in the United States.