Malham Tarn is a large glacial lake located in the Yorkshire Dales National Park in England. It sits at an elevation of about 377 meters (1,237 feet) and is one of the highest lakes in England. The tarn is surrounded by stunning limestone scenery and is a popular destination for walkers and nature enthusiasts. The area around Malham Tarn is rich in biodiversity, hosting various plant and animal species. It is also a Site of Special Scientific Interest (SSSI) due to its unique habitats. Visitors can enjoy activities such as hiking, birdwatching, and exploring the nearby Malham Cove and Gordale Scar.