Day 1: Arrive in Chennai, visit Marina Beach and Kapaleeshwarar Temple. Day 2: Explore Mahabalipuram Shore Temple and Fort St. George. Day 3: Visit San Thome Cathedral and St. Thomas Mount. Day 4: Travel to Mahabalipuram Beach and return. Day 5: Explore T Nagar and Anna Salai. Day 6: Visit Kamakshi Amman Temple and depart. Day 7: Depart from Chennai.