Duszniki-Zdrój [duʂˈɲikʲi ˈzdrui̯] (German Bad Reinerz) is a spa town in the Klodzko Valley on the Bystrzyca River in Kłodzko County, Lower Silesian Voivodeship, Poland. It is a notable spa town and a major tourist attraction of the area.
The town's economy is based on tourism, with several hundred thousand people visiting the town and the area every year. In addition, there are several mineral water bottling plants, a traditional paper works and a crystal jewellery producer. The Museum of Papermaking in Duszniki-Zdrój is located in the town.
Although the area was known for its healthy waters at least since the late Middle Ages, the spa was officially founded in 1769. The natural sparkling waters of Duszniki are used in treatment of a variety of illnesses, including cardiac problems, gastrical problems. In addition, there is a number of facilities for balnaeology located in Duszniki and an osteoporosis treatment centre. Young Frédéric Chopin visited the spa in 1826.
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Coordinates: 50°24′N 16°23′E / 50.400°N 16.383°E