Morning: Start your day by visiting the Kapaleeswarar Temple, one of the most famous shrines in Chennai. It is an excellent example of Dravidian architecture.
Afternoon: After lunch, head to Fort St. George, a historical fortress built during the British colonial era. You can explore the museum inside and marvel at the impressive collection of artifacts.
Evening: End your day by visiting the Marina Beach, one of the longest urban beaches in the world. Watch the sunset and enjoy some delicious street food while taking a stroll along the beach.