龙游国家水利风景区位于如皋主城区,以盘亘在千年古城四周的内、外两条古城河及水利配套设施为依托,集防洪、排涝、环保、景观功能于一体,拥有40多处人文景观,形成了“两环映古今,一脉水灵秀”的独特水景观格局。内、外城河全长6.4公里,外圆内方,形似古钱,为国内罕见。故如皋素有“金如皋”之称。沿河漫步, Longyou national water conservancy scenic area is located in the main urban area of ​​Rugao, relying on the ancient city of the ancient city around the Millennium River and two supporting facilities, based on flood control, drainage, environmental protection, landscape functions in one, with more than 40 cultural Landscape, forming a “two-ring map of the ancient and modern, one water splendid ” unique water landscape pattern. Inside and outside the city a total length of 6.4 km river, the inner circle, the shape of the ancient money, rare in China. So Rugao has “Jin Rugao ” said. Walk along the river,