The Plaza Salcedo and Vigan Cathedral. The city's architecture echoes the fusion of cultural elements from the Philippines, China, and colonial Spain, making it a unique example of a planned Spanish colonial town in Asia. Vigan is renowned for its cobblestone streets, horse-drawn carriages (calesas), and preserved houses that offer a glimpse into its rich historical past. Visitors to Vigan can explore various historic sites, museums, and local crafts shops, as well as enjoy authentic Ilocano cuisine. The city is also famous for its annual festivals, such as the Vigan City Fiesta and the Longganisa Festival, which celebrate the local culture, food, and history. Designated as a UNESCO World Heritage Site, Vigan is a testament to the preservation of its multicultural heritage.