This is an image of a <a href="https://en.wikipedia.org/wiki/Swiss_Inventory_of_Cultural_Property_of_National_and_Regional_Significance" class="extiw" title="en:Swiss Inventory of Cultural Property of National and Regional Significance">cultural property of national significance in Switzerland</a> with KGS number
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originally posted to <b><a href="//commons.wikimedia.org/wiki/Flickr" class="mw-redirect" title="Flickr">Flickr</a></b> as <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/22399204@N08/2364282426">Nyon castle</a>