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</html><thumbnail_url>https://castelodesaojorge.pt/wp-content/uploads/2022/05/&#xA9;Sergiy.Scheblykin_Muralhas_DJI_0050-e1655516822529.jpg</thumbnail_url><thumbnail_width>1920</thumbnail_width><thumbnail_height>1281</thumbnail_height><description>Castelo de S. Jorge stands on top of a hill, overlooking the Tagus River, as the last stronghold of a wider defensive system. It seems to date back to the 10th century, at the time of the Islamic occupation, but we do not know what type of fortification it was. On the other hand, previous [&hellip;]</description></oembed>
