Depart from Chennai in the morning and drive to Kanchipuram, renowned as the "City of Thousand Temples" and famous for its silk sarees. Begin your exploration at Ekambareswarar Temple, dedicated to Lord Shiva and known for its ancient mango tree that is believed to be over 3,500 years old. Visit Kailasanathar Temple, the oldest structure in Kanchipuram built by the Pallavas in the 7th century. Admire its intricately carved pillars and richly sculpted walls depicting stories from Hindu mythology. Continue your journey to Gingee Fort, also known as Senji Fort, a formidable hill fortress with three hilltop citadels. Explore its extensive fortifications, granaries, temples, and the imposing Kalyana Mahal, a majestic palace complex. Proceed to Pondicherry, a quaint coastal town known for its French colonial architecture, serene beaches, and spiritual atmosphere. Check into your hotel and unwind amidst the laid-back charm of the French Quarter or take a leisurely stroll along the picturesque Promenade Beach.

After breakfast, embark on a scenic drive to Mahabalipuram, a UNESCO World Heritage site renowned for its ancient rock-cut temples and sculptures. Begin with a visit to the Shore Temple, a breathtaking example of Pallava architecture overlooking the azure waters of the Bay of Bengal. Marvel at its intricate carvings and serene ambiance. Explore Arjuna's Penance, a massive rock relief depicting scenes from the Mahabharata and Hindu mythology, showcasing exceptional craftsmanship. Discover the Five Rathas, monolithic rock-cut temples that resemble chariots dedicated to the Pandava brothers from the epic Mahabharata. Optionally, visit Mahabalipuram Beach for a relaxing break by the sea, or explore local handicraft shops offering exquisite stone carvings and artifacts. Return to Chennai in the evening, concluding your tour enriched with the cultural heritage, architectural marvels, and coastal beauty of Tamil Nadu.