The area has a network of metroparks which receives about 9 million visitors annually Outdoor activities in the metro region include downhill and cross-county skiing at Alpine Valley Ski Resort, Mt. Brighton, Mt Holly, and Pine Knob Ski Resort, Huron River kayaking and canoeing available through the Huron-Clinton Metroparks, and fresh water beaches such as Metro Beach, Kensington Beach, and Stony Creek Beach. Golf is an important sporting activity in the metropolitan area with a variety of courses, country clubs, and resorts. The Detroit River International Wildlife Refuge is the only international wildlife preserve in North America, uniquely located in the heart of a major metropolitan area. The refuge includes islands, coastal wetlands, marshes, shoals, and waterfront lands along of the Detroit River and Western Lake Erie shoreline.