{"version":"1.0","provider_name":"Holenberg","provider_url":"https:\/\/www.holenberg.com\/en\/","author_name":"holenberg","author_url":"https:\/\/www.holenberg.com\/en\/author\/holenberg\/","title":"Whisper boat tour - Holenberg","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"IdvTbYMoiN\"><a href=\"https:\/\/www.holenberg.com\/en\/activities-biesbosch\/whisper-boat-tour\/\">Whisper boat tour<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.holenberg.com\/en\/activities-biesbosch\/whisper-boat-tour\/embed\/#?secret=IdvTbYMoiN\" width=\"600\" height=\"338\" title=\"&#8220;Whisper boat tour&#8221; &#8212; Holenberg\" data-secret=\"IdvTbYMoiN\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\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.holenberg.com\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/www.holenberg.com\/wp-content\/uploads\/2025\/01\/silence-5-kp.jpg","thumbnail_width":720,"thumbnail_height":405,"description":"With the whisper boat you sail through narrow creeks and ditches to the most beautiful spots of the Biesbosch. Due to the shallow draft of this boat, it also sails through the ditch of Beneden Petrus, one of the most beautiful Biesbosch creeks."}