Metro Manila, otherwise known as National Capital Region, is the center of Luzon and the capital region of the Philippines. Unlike the other 17 Philippine regions, NCR does not have any provinces. It is composed of 16 cities – namely the City of Manila itself, Caloocan, Las Pinas, Makati, Malabon, Mandaluyong, Marikina, Muntinlupa, Navotas, Pasay, Pasig, Paranaque, Quezon City, San Juan, Taguig, Valenzuela – and the municipality of Pateros. Metro Manila is bounded by the Cordillera Mountains on the east, Laguna de Bay on the southeast, Central Luzon on the north and Southern Tagalog Region on the south.