Quite a few of the most famous attractions near Hollywood Blvd and Highland are free.
Grauman's (Mann's) Chinese Theatre - View footprints and handprints of Hollywood celebrities.
Hollywood & Highland - Hollywood & Highland consists of over 387,000 square feet of retail space leased to national, regional and local retail tenants. Sure, all that stuff costs money, but window shopping is free.
Hollywood Sign - How to view the Hollywood Sign, where to get good pictures.
Hollywood Walk of Fame - Find your favorite stars. The Hollywood Chamber of Commerce website has an online directory where you can enter the name of a celebrity, and it will tell you the address where their star is located.
Silver Lake Picture Show - Free outdoor film screening, at Sunset Triangle Plaza. Twice per month on Wednesdays, during the summer. [Silver Lake].