Greifenberg Castle is a ruined castle in the municipality of Bäretswil and the canton of Zürich in Switzerland. It is a Swiss heritage site of national significance.[1]
See also
editReferences
edit- ^ "Kantonsliste A-Objekte". KGS Inventar (in German). Federal Office of Civil Protection. 2009. Archived from the original on 28 June 2010. Retrieved 25 April 2011.
47°20′46″N 8°51′52″E / 47.346146°N 8.864479°E
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