Ludwigsburg Palace, is the residence of the Viceroy of Württemberg. Formerly the Grand Duke of Württemberg's palace, the Viceroy enjoys the palace everyday. The Württemberg Crown flag flies under the Swiss Cross, by permission of His Majesty, The King William, Duke of Bern, and Grand Duke of Württemberg ( Unofficial Title, as Württemberg is technicaly a Swiss possesion. )

300px-Ludwigsburg, November 2006, 44
220px-Residenzschloss Ludwigsburg Rückseite