Riga became an important economic centre in the 19th century, when the suburbs surrounding the medieval town were laid out, first with imposing wooden buildings in neoclassical style and then in Jugendstil.

• 19世纪里加成为了重要的经济中心，中世纪城镇的市郊已经建成，风格从开始的古典木制建筑转入"新艺术"风格。