Hi, Take two days for each city you've mentioned Madurai:- Visit Famous attractions like Meenakshi Temple, Azhagar malai temple, Thirumalai Nayakar mahal, etc,. For reaching Alagar malai temple, Try to go through the trekking route... it'll take 1/2hr....but worth going As Madurai has lot of food shops famous for its signature dishes like Jigarthanda, Rosemilk, kari Dosa, .... Go for a food hunt in local shops and Mess like Amma mess, konar kadai, etc.. Rameshwaram :- * Temples * Pamban Bridge - Take a short train journey from mandapam station to pamban station so that u cross the famous pamban brige over the sea through train { MUST TRY } *Dhanushkodi - A scenic drive from Rameshwaram to Dhanushkodi on bike/car is a beautiful experience u should try... * spend some relaxing time in the beaches * Dr. APJ Abdul Kalam Memorial Museum Kanyakumari :- * Mainly the beach for Sunrise and Sunsets * Boating to famous Vivekananda fort & Thiruvalluvar Statue * Thirparappu waterfalls * Asia's largest Mathur Aqueduct * Vatta Kottai - Fort