In the morning, take a peaceful stroll around Kodaikanal Lake, admiring the natural beauty of the surroundings. You can hire a boat or a bicycle to explore further. In the afternoon, visit Coaker's Walk, a scenic promenade that offers breathtaking views of the valley. In the evening, head to Bryant Park, a beautifully landscaped garden that features a variety of flora, including a greenhouse, a fern house, and a rose garden.
On day 2, explore the Pillar Rocks, a popular attraction that features three massive rock pillars rising up to 400 feet. Take a short trek to the viewpoint to enjoy the breathtaking views of the surrounding valley. In the afternoon, visit the Bear Shola Falls, a scenic waterfall that is surrounded by lush greenery. In the evening, head to the Kodaikanal Solar Observatory, where you can take a guided tour and learn more about astronomy.
If you have more time, consider visiting the Berijam Lake, a pristine lake that is located in a reserved forest. You can also go for a short trek to the Dolphin's Nose viewpoint, which offers a panoramic view of the surrounding hills and valleys. For a side trip, consider visiting the nearby hill station of Munnar, which is known for its tea plantations and scenic beauty. To maximize your fun, try the local cuisine, such as the famous Kodai Palya and the Kodaikanal Cheese. Don't forget to bring warm clothes, as it can get chilly in the evenings.
To plan your trip, check out this link for hotels and flights.