1. See a live taping of the jimmy kimmel show
    It's free and what people visiting from out of town want to see - how TV is made
  2. Hike to the Hollywood sign
    It's PG and not as disappointing as the walk of fame
  3. Malibu Wines
    You can get drunk but everyone is dressed like they're at a low key wedding and your parents will feel better about you being hundreds or thousands of miles away.
    Suggested by @laur
  4. Griffith Observatory
    Suggested by @evanp
  5. Getty Center
    Where West Coast people do fancy art things
    Suggested by @evanp