Deep Creek Lake is the largest inland body of water in the state of Maryland. It covers approximately 3,900 acres (16 km) and has 69 miles (111 km) of shoreline. Like all lakes in Maryland, it is man-made. The lake is home to a wide variety of freshwater fish and aquatic birds. The Wisp ski resort is located nearby. This resort is home to a thriving winter tourism industry and has expanded its offerings to include some summer activities as well.