Serre-Ponçon Lake is a large artificial lake located in the French Alps, primarily in the Hautes-Alpes department. Created in the 1960s by the construction of the Serre-Ponçon Dam, it covers an area of approximately 28 square kilometers and reaches a maximum depth of 90 meters. The lake is fed by the Durance River and serves multiple purposes, including hydroelectric power generation, irrigation, and recreation. The surrounding region is known for its stunning natural beauty, attracting visitors for activities such as hiking, swimming, and sailing. The lake's clear blue waters and picturesque mountain backdrop make it a popular destination for both locals and tourists. Additionally, the area supports diverse wildlife and offers opportunities for fishing and birdwatching.