Karaikudi, located in Tamil Nadu, is the cultural and economic heart of the Chettinad region, known for its distinctive architecture, rich heritage, and famous Chettinad cuisine. The city is home to grand Chettinad mansions built with Burma teak and Italian marble, reflecting its prosperous past. It is also a hub for education and small-scale industries, including tile manufacturing and handloom weaving. With its blend of tradition, trade, and tourism, Karaikudi continues to be a significant center in Tamil Nadu.