The heart of the Chettinad region, Karaikudi is a town steeped in history and tradition. Largely shaped by the affluent Chettiar community, Karaikudi’s lanes are studded by gorgeous mansions that are worth gawking at. Some of them, like the Chettinad Raja Palace, are open to the public. And you can spend hours marvelling at the marble floors, the exquisite chandeliers and the intricate woodwork. If you love food, then, do try the local Chettiar cuisine. Restaurants like Narayana Inn serve up spicy regional treats that are lip-smackingly good. For more, click here.