{"version":"1.0","provider_name":"National Gallery","provider_url":"https:\/\/www.nationalgallery.gr\/en\/","title":"Historical Masks - Traces of presence - National Gallery","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"moXKWSRfCy\"><a href=\"https:\/\/www.nationalgallery.gr\/en\/exhibitions\/historical-masks-traces-of-presence\/\">Historical Masks &#8211; Traces of presence<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.nationalgallery.gr\/en\/exhibitions\/historical-masks-traces-of-presence\/embed\/#?secret=moXKWSRfCy\" width=\"600\" height=\"338\" title=\"&#8220;Historical Masks &#8211; Traces of presence&#8221; &#8212; National Gallery\" data-secret=\"moXKWSRfCy\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.nationalgallery.gr\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/www.nationalgallery.gr\/wp-content\/uploads\/2025\/04\/OREIXALKINO-PROSOPEIO-TH.-KOLOKOTRONI_EIM-scaled.jpg","thumbnail_width":2560,"thumbnail_height":2553,"description":"13 brass masks of the fighters of 1821, which belong to the National Historical Museum\u2019s collection, are on display in the Memory of the War section of the permanent collection of the annexe , titled \u201cThe Greek War of Independence - 1821\u201d."}