Ilocos Sur is a province located in the northern part of the Philippines. It is known for its rich history, beautiful landscapes, and vibrant culture. The capital city, Vigan, is famous for its well-preserved Spanish colonial architecture and is a UNESCO World Heritage Site. The province is also known for its traditional crafts, such as pottery and weaving. The economy of Ilocos Sur is primarily based on agriculture, with rice, tobacco, and vegetables being the main crops. The province also attracts tourists with its stunning beaches, historical sites, and local festivals, showcasing the unique heritage of the Ilocano people.