Start your adventure with a visit to the UNESCO World Heritage site, Mahabalipuram. Explore the ancient rock-cut temples and sculptures, including the famous Shore Temple and the Pancha Rathas. Take in the stunning coastal views and enjoy some local street food for lunch. In the afternoon, head to the Crocodile Bank to witness over 2,000 crocodiles and other reptiles. Complete your day with a visit to the Madras Crocodile Bank Trust and Centre for Herpetology which has over 20 species of amphibians and 40 species of reptiles.
Prepare for a scenic drive to the Kolli Hills, a hidden gem of Tamil Nadu. This unexplored hill station is home to 70 hairpin bends and offers breathtaking views of the Eastern Ghats. Visit the Arapaleeswarar Temple and witness the beauty of the Agaya Gangai waterfall. Trek through the lush green forests and enjoy a picnic lunch. In the evening, taste the local cuisine and witness the unique folk dances performed by the locals.
On your final day, head to Muttukadu, a backwater region with numerous water activities. Start with a thrilling banana boat ride and jet ski experience, followed by a relaxing houseboat ride through the scenic backwaters. Stop at Dakshinachitra, a living museum showcasing South Indian culture, art, and architecture. End your day with some seafood delicacies at the nearby beach shacks.
Consider visiting the Arignar Anna Zoological Park, one of the largest zoos in India, or the Guindy National Park, home to a variety of birds and animals. For a side trip, head to Pondicherry to experience French culture and colonial architecture. To maximize your fun, wake up early to catch the sunrise at the Marina Beach and go on a hot air balloon ride to see Chennai from above.