Jelenia Góra valley (Polish: Kotlina Jeleniogórska; German: Hirschberger Tal) in Poland is a big valley at the Silesian northern side of the Western Sudetes and next to Kłodzko Valley the largest intramontane basin of the Sudetes. It is situated at an altitude of 250–400 meters above sea level and covers an area of 273 km². In the 19th century, the lovely landscape attracted the Prussian high nobility, which built magnificent palaces, manors and parks.