The Edakkal Caves are a unique attraction that includes a hike to the top of Ambukutty Mala hill. The caves are famous for their ancient petroglyphs, which date back to the Neolithic period. You'll need to hike up the hill to reach the caves, but the views along the way are breathtaking. The hike is moderate and takes about 45 minutes to an hour. Once you reach the caves, you can spend some time exploring the petroglyphs and taking in the views of the surrounding landscape.
The Banasura Sagar Dam is the largest earthen dam in India and an excellent spot for a day of water activities. Here, you can go boating, kayaking, or even trek around the surrounding hills. The surrounding scenery is beautiful, and there is even a small island in the middle of the reservoir. If you want to relax, there are plenty of picnic spots and food stalls to enjoy.
The Thirunelli Temple is an ancient temple dedicated to Lord Vishnu and is surrounded by the Brahmagiri Hills. The temple is famous for its unique architecture and its tranquil surroundings. You can spend some time exploring the temple complex, taking in the beautiful surroundings, and participating in the daily poojas and rituals. After visiting the temple, you can head to the nearby Papanashini river for a refreshing swim.