Santa Clarita is located in the Santa Clarita Valley, a valley in northern Los Angeles County, just north of the San Fernando Valley and southwest of the Antelope Valley. The Santa Clara River runs east-west through the valley. Freeways Interstate 5 and State Route 14 also run across the valley. Six Flags Magic Mountain is located just west of Interstate 5, in Stevenson Ranch. Smaller hills also cross the valley. Hiking trails are common in the hills, including Central Park, Quigley Canyon, East Canyon, Rice Canyon, and Towsley Canyon.