The first landscape planning case

Quick answer：

The first landscape planning case refers to the pioneering projects that laid the foundation for the field of landscape architecture. It typically includes the early examples of site design, which may range from historical gardens to urban parks, showcasing innovative approaches to integrating nature and built environments. The first known landscape planning cases are often attributed to ancient civilizations such as the Greeks and Romans, who designed gardens and public spaces with a deep understanding of natural and human needs.