Nahuel Huapi Lake is a large glacial lake located in the Patagonia region of Argentina. It covers an area of approximately 557 square kilometers and is situated within the Nahuel Huapi National Park. The lake is known for its stunning blue waters and surrounding mountainous landscapes, making it a popular destination for outdoor activities. The lake is fed by several rivers and streams, and its maximum depth reaches about 450 meters. It is home to various species of fish, including trout and salmon, attracting anglers from around the world. The area also features numerous islands, with Victoria Island being the largest.