Kollidam River Barrage, located near Chidambaram in Tamil Nadu, is a scenic engineering structure built across the Kollidam (Coleroon) River, known for its wide river views, peaceful surroundings, and pleasant breeze that make it a popular spot for sightseeing, photography, and relaxed evening visits. The barrage helps regulate water flow toward the fertile Cauvery delta and offers a calm riverside ambience where visitors can enjoy scenic walks, watch local fishing activity, and capture beautiful sunrise or sunset views. The area around the barrage is accessible 24 hours with no entry fee, though visiting during daylight hours—between 6:00 AM and 7:00 PM—is recommended for safety and the best views. With its natural beauty, riverfront charm, and easy accessibility from Chidambaram, Kollidam River Barrage is a great stop for nature lovers and travelers exploring the region.