The Port of Los Angeles, also called Los Angeles Harbor and WORLDPORT L.A., is a port complex that occupies 7500 acres (30 km2) of land and water along 43 miles (69 km) of waterfront. The port is located on San Pedro Bay in the San Pedro neighborhood of Los Angeles, approximately 20 miles (30 km) south of downtown. The Port of Los Angeles adjoins the separate Port of Long Beach, employs over 16,000 people,[2][3][4] and is the busiest container port in the United States.[2][3][4] For public safety, the Port of Los Angeles utilizes the Los Angeles Port Police to fight crime and terrorism, and the Los Angeles City Lifeguards to provide lifeguarding services for inner Cabrillo Beach and all of the Los Angeles outer harbor.