This document discusses the origins and history of garden design across various cultures and time periods. It describes how early gardens in places like Babylon, Egypt, and Persia served functional purposes like agriculture but also incorporated aesthetic elements like trees, flowers, and irrigation systems. Chinese gardens particularly focused on harmonizing nature, architecture, and Taoist principles of yin and yang. The document provides examples of elaborate imperial and private gardens from China that carefully arranged natural scenery, structures, and water features to create contemplative spaces according to traditional design philosophies.