"Bumper Stars" by Erik Wilson.

Untitled photo by Justin Beck.

"Untitled" by Justin Beck.

"Golden Gate Park" by Mike Dougherty

Photo by Justin Beck.

"Halo Installation" by Generik11 / Erik Wilson.

"Clear Tones" by Erik Wilson.

"No One Under 21 Allowed" by Troy Holden.

"Agoraphobia" by Stuart at All City.

"Holy Cow" by Darwin Bell. Want to be a candidate for Photo du Jour? Tag your photos "sfist" on Flickr!

"Apex" by Troy Holden.

"Rubbin' Is Racin'" by David Nichols.

"Lower Larkin Street, After Work" by Troy Holden.