maria laach abbey church with six romanesque towers and rounded apses — the german monastery church appears as a carefully balanced stone composition of arches, roofs and vertical towers - 薩爾 幅插畫檔、美工圖案、卡通及圖標
volklinger hutte ironworks. 19th century engraving of part of the voelklinger huette ironworks, volklingen, germany. these ironworks opened in 1873. the site is now a unesco world heritage site - 薩爾 幅插畫檔、美工圖案、卡通及圖標德國, 歷史, 工廠