Tracking Siemens LRVs, I found car 2012 in service on the M line and deadheading to Muni Metro East Division. There are also plenty of buses. Main spots are Balboa Park area (Geneva or Ocean at San Jose), Third and 26th Sts., and Stonestown Galleria.

Click any thumbnail to start the FancyBox 3 picture viewer.
Keyboard arrows, a scroll wheel, or swiping left and right will move through the pictures.
There are also buttons to play the slideshow, make an image full screen, and display thumbs on the side.

Nikon D3400 yielded 180 photos plus 5 cropped versions.