Ousteri Lake is a man-made lake formed a century ago, located at a distance of 15 kms away from Pondicherry. The gorgeous lake is fully mesmerized with the flow of cool breeze and peaceful climate. The water of this lake was completely utilized through canals and the credit of this idea goes to the French. Boating on this calm and serene lake is liked by almost all the visitors to this spot. One can see numerous endangered bird species at this lake also enjoying the peaceful and pleasant climate here. The place is specially a delight for the honeymooners, children, families and even backpackers.