Schloss Leonberg was founded in 1248 by count Ulrich I of Württemberg. The original castle was modified between 1560 and 1565 by the master builder Aberlin Tretsch by order of the duke Christoph.
Wikipedia https://en.wikipedia.org/wiki/Leonberg_Castle
Stuttgart Tourist Website http://www.stuttgart-tourist.de/en/a-leonberg-palace-and-orangery
Address Schlosshof 7, 71229 Leonberg, Germany
Coordinates 48°48'5.357" N 9°0'42.736" E