Day 1: Arrive in Chennai, visit the Marina Beach and Kapaleeshwarar Temple. Day 2: Explore the Mahabalipuram Shore Temple and return. Day 3: Visit the DakshinaChitra Museum and return. Day 4: Travel to Kanchipuram and return. Day 5: Explore the Guindy National Park and return. Day 6: Visit the San Thome Cathedral and depart. Day 7: Depart from Chennai.