If you're traveling with kids, the Inland Empire is your Southern California family playground. From mountain hiking trails and lakes to theme parks, the Inland Empire is packed with family attractions. Enjoy the rush of motorsports at KI Speed - the West Coast's largest indoor karting facility - and the thrill of NASCAR racing at Auto Club Speedway. Enjoy a family adventure in the Santa Rosa Plateau Ecological Reserve near the Santa Ana Mountains or spend the day boating and swimming at beautiful Lake Arrowhead and Big Bear Lake. Enjoy unforgettbale family vacations at Raging Waters in San Dimas, the best water park in California.