SF Bay Bridge Approach Webcam - Interstate-80 near 4th St. in San Francisco. Updates every 30 seconds. - http://www.absoluterealtime.com/webcam/webcamMain.html
KPIX - San Francisco Live Cams - Two images of San Francisco: One atop the Fairmont Hotel, the other from the KPIX studio atop the Embarcadero Center. Includes a link to a time-lapse image of the city. - http://www.kpix.com/live/
SF Gate Live Views - Includes a series of views, including ones from cams on the Transamerica Building and the Embarcadero Skydeck. - http://www.sfgate.com/liveviews/