The city of Vigan is a 5th class city in the province of Ilocos Sur, Philippines. It is the capital city of Ilocos Sur. The city, located on the western coast of the large island of Luzon, facing the South China Sea.
It is a World Heritage Site in that it is the most intact example of a Spanish colonial town in Asia, and is well-known for its cobblestone streets and a unique architecture that fuses Asian building design and construction with European colonial architecture and planning.