The United States Capitol's former columns still stand.

A nondescript Seattle restaurant inherited a piece of European history.

Couple's personal collection of pinball machines turned public pinball museum.

A Boeing mechanic and his wife leave a whimsical, stone sculptured garden as their legacy.

A quiet marker in memory of local men and women lost in WWI.

These WWII-era murals were initially booed as a libelous portrayal of the American dream but have survived multiple attempts to have them destroyed.

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

A monumental cross hides in the trees in Golden Gate Park.

Noble beasts perhaps, but not the Emperor's dogs.

A mysterious painting of the self-declared Emperor of the United States watches over a local hof-brau.

The miraculous hydrant that saved the Mission District in 1906.

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

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

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

A rococo retro-futurist future-rustic vernacular between yesterday’s tomorrow and the future that never was.

There is no trying to fall in love with this Star Wars fountain, you just do or do not.

The one-time watch house for incoming ships at the Golden Gate now stands abandoned and hidden in trees.

A winding path built in secret on the edge of the continent.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

An artsy hidden staircase leads to breathtaking views of San Francisco.

A huge musical instrument played by the ocean.