The old Mestizo district of Vigan, Ilocos Sur is a "living museum" of Filipino-Spanish-Chinese architectural heritage. The local government, homeowners, the National Museum, University of Northern Philippines and non-government organizations had organized together with a common goal to preserve the historic century-old structures. Vigan was called the Intramuros of the North during the Spanish colonial regime. UNESCO officially listed Vigan as one of the World Heritage Sites.UNESCO