Palomar Mountain
Dozens of Amateur repeaters covering 2,000 sq miles central San Diego County 5,600'
Santa Ynez Peak (Santa Barbara)
Repeaters covering most of Santa Barbara County, 4,200'
San ClementeSantiago Peak
  Major peak that serves a large part of LA, Orange, and San Bernadino counties.
Has coverage into northern San Diego county. This is where the infamous 147.435 repeater is located.Z
Mount Wilson
  The major TV and FM broadcast stations are located here as well as a Fusion repeater. 5,200'
Otay Mountain
  Serves Southern San Diego county and city from about 2,000' Good shot up the coast.
Santa Barbara Mesa Peak
  I used to live on "The Mesa". This peak is at about 460' SBARC has their repeater here along with most public services.
Palomar Observatory
  See what the telescope is up to.
Many of the above images provided by HPWREN
  Be sure to check out some of the Fire Videos
that HPWREN has captured.