the Triple Cities New York, New York; Newark; and Jersey City, New Jersey, United States Greensboro; Winston-Salem; and High Point, North Carolina, United States, the cities' collective metropolitan area is often called the Piedmont Triad Raleigh; Durham; and Chapel Hill, North Carolina, United States, the cities' collective metropolitan area is often called the Research Triangle Tuttle; Newcastle; and Blanchard, Oklahoma, United States, also known as the Tri-City Area Johnson City; Kingsport; and Bristol, Tennessee/Bristol, Virginia, United States, also known as Tri-Cities, Tennessee Beaumont; Port Arthur; and Orange, Texas, United States, also known as the Golden Triangle (Texas) Dallas; Fort Worth; and Arlington, Texas, United States Petersburg; Colonial Heights; and Hopewell, Virginia, United States, also known as Tri-Cities, Virginia Pasco; Richland; and Kennewick, Washington, United States, also known as Tri-Cities, Washington Quad cities China Xinhui, Taishan, Kaiping, and Enping together formed Siyi area in Jiangmen, Guangdong Finland Helsinki, Espoo, Kauniainen and Vantaa in Uusimaa, Finland; together form the largest metropolis in the country and its actual capital area. Thailand Pattaya-Chonburi Metropolitan Area consists of the City of Pattaya, Town of Chonburi, Portal town of Laem Chabang and Town of Sattahip on the west coast of Chonburi Province, Thailand United Kingdom The West Yorkshire Built-up Area consists of the cities of Leeds, Bradford and Wakefield, and the large town of Huddersfield, United Kingdom. United States The Florence-Muscle Shoals Metropolitan Area in Alabama, United States, is locally referred to as "the Quad Cities", with Florence, Muscle Shoals, Sheffield, and Tuscumbia, Alabama. Formerly, when Muscle Shoals was a mere village, this region was known as "Tri-Cities", Alabama. In fact, all except Florence are incorporated as towns. Quad Cities of Davenport and Bettendorf, Iowa, and Rock Island and Moline, Illinois, United States. It also includes a fifth member, East Moline, Illinois. Allentown/Bethlehem, Pennsylvania and Easton, Pennsylvania/Phillipsburg, New Jersey, United States; the collective area is often called the Lehigh Valley The Quad Cities of Minnesota, United States, consist of Virginia, Eveleth, Gilbert, and Mountain Iron. The cities of Pullman, Washington, Moscow, Idaho, Lewiston, Idaho and Clarkston, Washington, United States, have marketed themselves as "Quad Cities." More than four cities Denmark The Triangle Region (Denmark), consisting of Billund, Fredericia, Haderslev, Kolding, Middelfart, Vejen and Vejle, Denmark. Germany The Ruhr district (Germany): consisting of Dortmund, Essen, Duisburg, Bochum, Oberhausen, Mülheim, Bottrop, Gelsenkirchen and Herne in its core. India In India: the cities of New Delhi, Noida, Greater Noida,