ملف:Map of Sun Valley, Los Angeles.png

English: Map of Sun Valley — neighborhood of Los Angeles, in the northeastern San Fernando Valley.

• as delineated by the Los Angeles Times.
  

Other information

Boundary map  as drawn by the Los Angeles Times on a CC-by-SA background. Note at bottom right of map on the L.A. Times website noted above says "CC-by-SA"  (which gives permission to use the map). There is a link there to https://creativecommons.org/licenses/by-sa/2.0, which explains the meaning thereof. The base map is credited to http://www.openstreetmap.org/ 

The Times spells all this out at http://projects.latimes.com/mapping-la/about/#the-data