In the developing city of Gwanggyo located about 25 kilometers south of Seoul, a high-end Korean department store stands out amongst gray office buildings and other concrete structures. Designed by OMA/Chris van Duijn, the Galleria shopping center features a mosaic facade of neutral-toned stones cut into exact triangles. A series of geometric, opal windows offer those passing through the dome-like hallways a look at the burgeoning city’s activities.

OMA said in a release that the building is inspired in part by the nearby Suwon Gwanggyo Lake Park, an urban green space that surrounds a small body of water.[…]

More: A Natural-Stone Mosaic Facade Punctuated by Dramatic Opal Windows in a New Building by OMA