Fateh Sagar Lake, located in Udaipur, Rajasthan, India, is an artificial lake named after Maharana Fateh Singh. It was initially constructed by Maharana Jai Singh in 1687 but was later enlarged by Maharana Fateh Singh in 1889. The lake is surrounded by the Aravalli hills and has three small islands within it, including Nehru Park, a popular tourist spot. With its picturesque setting and important role in providing water to the city, Fateh Sagar Lake is a significant landmark in Udaipur that attracts visitors and locals alike.