Physical therapist assistant, physical therapy assistant, physical therapy, PTA, therapy assistant, allied, allied health, rehabilitation assistant, rehabilitation, skilled physical therapist assistant, skilled PTA, skilled care PTA, skilled Here you’ll also find the Frank Lloyd Wright-designed Marin County Civic Center and George Lucas's Skywalker Ranch, as well as 1,514-acre China Camp State Park, a dog- and horse-friendly park that’s popular with hikers, bikers, and runners.