Science & technology museums in Clausthal-Zellerfeld

In 2010, the 19-Lachter-Stollen was declared a UNESCO World Heritage Site as part of the Upper Harz Water Management System. This recognition underlines the historical and cultural significance of the tunnel and its role in the mining industry. The 19-Lachter-Stollen is also part of the World Heritage Route of the UNESCO World Heritage in the Harz.

The Upper Harz Mining Museum, located in Clausthal-Zellerfeld in the Harz mountains of central Germany, is a museum dedicated to technological and cultural history. It provides a comprehensive insight into the history and presentation of mining in the Upper Harz region up to the 19th century.

The Ottiliae Shaft is recognized as part of the World Heritage Route of the UNESCO World Heritage in the Harz. This recognition underscores the historical and cultural significance of the site, making it a noteworthy destination for those interested in history and heritage.