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</html><thumbnail_url>https://izbapamieci.muzeumwarszawy.pl/wp-content/uploads/sites/25/2022/12/340A6709_1600pix_&#xA9;TKaczor.jpg</thumbnail_url><thumbnail_width>1600</thumbnail_width><thumbnail_height>1067</thumbnail_height><description>An exposition of makeshift graves and execution sites where the residents of Warsaw as well as insurgents were being shot dead is presented by way of maps showing the city from the bird&#x2019;s eye view. The maps have been developed by Zygmunt Walkowski, an expert in Warsaw&#x2019;s iconography from the period of World War Two [&hellip;]</description></oembed>
