South Portland is a city in Cumberland County, Maine, and is the fourth-largest city in the state, incorporated in 1898. Known for its working waterfront, South Portland is situated on Portland Harbor and overlooks the skyline of Portland and the islands of Casco Bay. Due to South Portland's close proximity to air, marine, rail, and highway transportation options, the city has become a center for retail and industry in the region. South Portland offers an array of parks and open space. One of the main features of South Portland is the historic Greenbelt walkway, which is a three-mile paved trail that crosses through several neighborhoods and provides views of the harbor. Mill Creek Park is located in South Portland's downtown area and is complete with a beautifully landscaped pond area, bridge and rose garden. The park is host to several local events including summer concerts, Art in the Park, holiday tree lighting and ice skating in the winter. Other notable parks are Wainwright Farm, which is a new recreational facility and Hinckley Park which is a 40-acre wooded area that has two ponds. The city's waterfront has several recreational marinas and is home to the last free beach in the area, Willard Beach.