In the morning, head to the Government Museum, which houses a vast collection of historical artefacts, coins, sculptures, and paintings. In the afternoon, visit the nearby St. Mary's Church, a stunning example of Gothic architecture. In the evening, head to the Kasimedu Fishing Harbour to watch the fishermen bring in their catch of the day.
Start your day at the Marina Beach, the second longest urban beach in the world. Take a stroll along the promenade, try some street food, and soak up the sun. In the afternoon, visit the Vivekananda House, a museum dedicated to the life and teachings of Swami Vivekananda. In the evening, head to the Kapaleeswarar Temple, a 7th-century temple dedicated to Lord Shiva.
In the morning, visit the Birla Planetarium, which offers fascinating shows on astronomy and space. In the afternoon, head to the Guindy National Park, a protected area with a variety of flora and fauna. In the evening, visit the Arignar Anna Zoological Park, home to over 2,500 animals, including tigers, lions, and elephants.
Don't miss the chance to try some authentic South Indian cuisine during your stay. Some popular local dishes include dosa, idli, and sambar. If you have more time, consider taking a day trip to Mahabalipuram to explore its temples and beaches.