Start your honeymoon by relaxing at the beautiful Besant Nagar Beach. Feel the sand between your toes and take a dip in the refreshing water. You can also take a leisurely walk on the beach and enjoy the sunset. There are also several restaurants nearby where you can enjoy a romantic dinner with your loved one.
Explore the ancient city of Mahabalipuram, a UNESCO World Heritage Site. Visit the Shore Temple, Pancha Rathas, and Krishna's Butterball. Take a romantic walk on the beach and enjoy the view of the Bay of Bengal. There are several restaurants nearby where you can enjoy a delicious seafood lunch.
If you have a bit more time, consider visiting the Kapaleeshwarar Temple or the Government Museum. You can also take a romantic boat ride in the Cooum River. Try some traditional South Indian delicacies like dosa, idli, and vada at Saravana Bhavan or Murugan Idli Shop. Don't forget to try filter coffee at one of the many local cafes!