Japanese traditional rock garden kare-sansui

Quick answer：

Kare-sansui, or dry landscape, is a Japanese traditional garden style that features carefully raked gravel or pebbles, often in the form of a sea or mountains, with no living plants. This technique of landscaping is believed to be derived from Zen Buddhism and is used to create a tranquil and symbolic space. It emphasizes the beauty of simplicity and the importance of perception in appreciating nature.