Santa Clarita is a California city north of Los Angeles. It's known for the Six Flags Magic Mountain theme park, with many roller coasters. The adjacent Six Flags Hurricane Harbor is a summertime water park with tall slides and a wave pool. The prehistoric stone formations of Vasquez Rocks Natural Area Park have served as a backdrop for many films. William S. Hart Park has a museum dedicated to the silent-film star. https://www.google.com/search?q=Santa+Clarita