Start the day early with a peaceful walk along to the world's second-longest urban beach, Marina Beach. Take in the cool sea breeze and watch the sunrise over the Bay of Bengal.
Visit the eighteenth-century British fortress, Fort St. George, which also houses a museum and a church. Admire the grandeur of the architecture that harks back to colonial times.
Visit the ancient Shiva temple that dates back to the 7th century. The temple features intricate architecture and is famous for its beautiful gopuram (tower entrance). Take a walk around the temple pond before leaving.
Learn about the rich history of Tamil Nadu and South India at the Government Museum Chennai. Explore the galleries dedicated to archaeology, anthropology, zoology, and more.
Explore the secrets of the universe at the Birla Planetarium. The planetarium offers interactive shows and educational exhibits that are sure to leave visitors of all ages in awe.
End the day with panoramic views of Chennai from the top of St. Thomas Mount. Visit the church dedicated to St. Thomas, who is believed to have been martyred on the site.
If you have more time, consider visiting the Santhome Cathedral Basilica, one of the only three basilicas in the world built over the tomb of an apostle of Jesus. Alternatively, spend more time exploring the exhibits at the Government Museum Chennai or relax at one of the beachside cafes at Marina Beach.
If you have less time, consider skipping Birla Planetarium or Fort St. George to ensure you have enough time at the other locations on the itinerary.