Day 1: Arrive in Chennai, visit Marina Beach and Kapaleeshwarar Temple. Day 2: Explore Mahabalipuram Shore Temple and return. Day 3: Visit Fort St. George and return. Day 4: Travel to Mahabalipuram and return. Day 5: Explore Vadapalani Andavar Temple and return. Day 6: Visit Guindy National Park and depart. Day 7: Depart from Chennai.