A Muni route 19 bus at Polk and Broadway in July 2015
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/96665270@N00">SBT4NOW</a> from San Francisco, US
CC BY-SA 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/midgro22/19541807055/">hdr bus</a>