Gotha (30), northern capital of the duchy of Saxe-Coburg-Gotha and seat of the reigning prince, the present Duke of Edinburgh, situated on the Leine Canal, 6 m. from the northern border of the Thuringian Forest; is picturesquely laid out, and has considerable manufactures, the famous Perthes' geographical publishing-house; Friedenstein Castle, the ducal residence, built in 1643, has a library of 200,000 vols. and 6000 MSS.