Was the Epang Palace really burned down by Xiang Yu?

Explores several major engineering projects during the reign of Emperor Qin Shi Huang, including the construction of the Straight Road, the building of the Epang Palace, and the erection of the Mausoleum of the First Qin Emperor.
Starting from historical records, it analyzes the scale, background, and impacts of these projects, and also delves into some historical questions, such as why the Epang Palace was never completed, the scale of the Mausoleum of the First Qin Emperor, and the labor input involved, etc.