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

A trash dump made beautiful by nature's power.

Celebrating the transformation of trash into objects of beauty.

A tribute to the life and work of the beloved "Peanuts" cartoonist.

This painted marvel is San Francisco's 400-foot ode to urban biking.

The second building of its name to occupy this location might be the finest flatiron building in San Francisco.

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

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

This one-block alleyway is stuffed with street art that is colorful, cultural, and intensely political.

The miraculous hydrant that saved the Mission District in 1906.

Since 1973, this block has been home to the most concentrated collection of murals in San Francisco.

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

An overlooked and unassuming engineering marvel.

This turn of the century masterpiece has a mysterious goaty interloper.

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.

A hidden subterranean installation offers a view of the sky.

Art in the form of a winding, man made crack in stone.

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

A collection of 20th-century automata, penny arcade games, and musical contraptions.

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

One person’s lost luggage is another person’s treasure.

The pan man stands as a testament to the functionality of American cast iron cookware.

This small, but beautiful waterfall has attracted visits from artists, composers, and two United States presidents.

An underappreciated sculpture garden just a few blocks from the capitol building.