Prominent historical examples include the Great Wall of China, completed over the course of two millennia through the state support of several dynasties, and the Grand Canal of the Yangtze River, an immense feat of hydraulic engineering begun by Sunshu Ao (孫叔敖 7th cent.
Jar milhawən arunen atwəjrahnen,aɣrətanaɣ aɣala maqaran wan Shin, amədan ɣor assin efdan as tasəbat ən talilt ən amək ən alɣayalən ajətnen,ad ashashəl maqaran ən ejarer wan Yangtze, atkul maqaran ən taməqunt tasintət as Sunshu Ao (7e awatay).