‘Seoul Daecheong’ creates a new kind of surface where citizens can visit to take a break and experience the city in new ways. 126 low wooden beds are combined on it to form a homogeneously flat and porous surface. When standing on the, one can feel and experience the texture of wooden and metal materials, the moss garden that pleases the eye, and the sound of nature, such as insects, wind, and water, through speakers. Traditionally refers to the large space with a floated wooden floor that connects different rooms.