Courtyard dry landscape

Quick answer：

Courtyard dry landscape, also known as 'Kare-sansui' in Japanese, is a form of Japanese rock garden that uses carefully placed stones and raked sand or gravel to represent a landscape. It is a traditional Japanese garden style that conveys the essence of nature in a minimalist manner, often representing mountains, rivers, and the sea. The practice originated in the Zen Buddhist temples and has become a popular element in Japanese gardens.