Ans. The "Golden Triangle" of Tamil Nadu refers to a popular tourist circuit that connects three historically and culturally significant cities in the state. It comprises the cities of Chennai, Madurai, and Thanjavur. These cities are known for their rich heritage, architectural marvels, and vibrant cultural experiences. The term "Golden Triangle" is derived from the triangular shape formed by these cities on the map, similar to the famous Golden Triangle circuit in northern India.