vibrant corridor inside the grand greenhouse of changgyeonggung palace, seoul, south korea

corridor grand greenhouse changgyeonggung palace seoul tiled floor potted trees indoor plants greenery rocks architecture walkway shading nature design horticulture heritage landscaping glasshouse historic conservation tropical decor flora vegetation symmetry tranquil environment heritagearchitecture botanical southkorea sightseeing interior arrangement preservation peaceful scenery natural exotic ornament tourism vibrant greenhouseinterior greenhousecorridor scenic