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

An abandoned convention space that has been left to the homeless and the radical.

Worker-owned cooperative and resource for those looking to lighten their ecological footprint.

A private home built to resemble the shape of a microscopic creature.

A pier that used to act as a busy ferry dock is now a decaying favorite of local fisherman and urban artists.

A playground built by the kids that is a child's wonderland, and a helicopter parent's nightmare.

A 90-acre park on former landfill that hosts an annual kite festival.

An "anarchical" no man's land, complete with garbage sculptures and a hobo-run "Landfillian Library."

A porcelain company's former dumping ground, completely covered in pieces of collectible ceramics.

The ruins of this medieval castle on a foggy hill tell the story of a once-mighty empire.

Arguably Belgrade's only example of pure Art Deco architecture.

A retro Yugoslav congress, cultural, and business hall built in the 1970s, with an iconic world clock.

Two buildings named after their windows that make it look like a sea of television sets plastered to a wall.

Considered an architectural abomination by some, this metal-clad building is known as 'little red riding hood' by locals.

This statue of a 15th-century Hungarian military and political figure has become known for its resemblance to a particular cartoon knight.

Memorial to the victims of the Holocaust in Serbia.

An Art Deco Icarus statue adorns this abandoned gem of Yugoslav Modernist architecture.

This feat of Brutalist architecture is also known as the Three Sisters.

A pair of mutilated bronze octopuses slump at the base of the monument honoring California's admission to the U.S.

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

This tall and trim architectural oddity is one of the skinniest buildings in San Francisco.

A nondescript building that's been functioning as a speakeasy for nearly a century and a half.

A speck of nature and art in one of San Francisco’s most notorious neighborhoods.

Nestled in the heart of San Francisco’s bustling Financial District stands a unique homage to the Mayan and Beaux Arts.