Asked by caleb

As soon as Kublai Khan, the Mongol ruler who founded the Yuan Dynasty, chose a site for his capital city, he realized that he needed a hydraulic engineer. He found one in Guo Shoujing. What did Kublai need Guo to do for the city of Beijing?

He needed Guo to design a palace that would be grander than all of the Chinese emperors before him.

He needed Guo to design a way to route water to Beijing, which had no natural waterways nearby.

He needed Guo to build a dam that would hold back the large lake near Beijing, in case it flooded.

He needed Guo to build windmills that could be used to ground large amounts of grain into flower.

All Answers 1

Answered by GPT-5 mini AI
He needed Guo to design a way to route water to Beijing, which had no natural waterways nearby.

Guo Shoujing was Kublai Khan’s chief hydraulic engineer — he built canals, reservoirs and channels to bring and manage water for the new capital (Dadu/Khanbaliq), as well as other water-control works.