Simplify the following text for a Grade 19 native English-speaking person.
Original: Over twenty individual state and municipal parks are in the Santa Monica Mountains , including : Topanga State Park , Leo Carrillo State Park , Malibu Creek State Park , Point Mugu State Park , Will Rogers State Historic Park , Point Dume State Beach , Griffith Park , Marvin Braude Mulholland Gateway Park , Charmlee Wilderness Park , Franklin Canyon Park , Runyon Canyon Park , King Gillette Ranch Park , and Paramount Ranch Park .
Simplified: Over twenty individual state and municipal parks are in the Santa Monica Mountains , including : Topanga State Park , Leo Carrillo State Park , Malibu Creek State Park , Point Mugu State Park , Will Rogers State Historic Park , Point Dume State Beach , Griffith Park , Marvin Braude Mulholland Gateway Park , Charmlee Wilderness Park , Runyon Canyon Park , and the Paramount Ranch .