![](http://www.alamy.com/thumbs/6/3359B168-81CF-48D2-AA46-4D3556238AB9/2TCG0A5.jpg)
School sign San Francisco, California, USA
Size: 4684px × 3673px
Location: San Francisco, California, USA
Photo credit: © Frank Nowikowski / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: america, california, children, education, francisco, learning, psychological, safety, san, school, schooling, schools, sign, states, students, study, studying, united, usa