京杭大运河全长1794千米,是世界上最长的一条人工运河,是苏伊士运河的16倍,巴拿马运河的33倍,纵贯南北,是我国重要的一条南北水上干线。它北起北京,南至杭州,经过北京、天津、河北、山东、江苏、浙江六省市,沟通了海河、黄河、淮河、长江、钱塘江五大水系。在历史上,不仅便利了 The Grand Canal, with a total length of 1794 km, is the longest artificial canal in the world, 16 times the Suez Canal and 33 times as wide as the Panama Canal. It is an important north-south water mainline in China. It starts from Beijing in the north and goes to Hangzhou in the south. It communicates with five major river systems of the Haihe River, the Yellow River, the Huaihe River, the Yangtze River and the Qiantang River through Beijing, Tianjin, Hebei, Shandong, Jiangsu and Zhejiang. In history, not only convenient