{"version":"1.0","provider_name":"Fietsersbond Routeplanner","provider_url":"https:\/\/www.acc.routeplanner.fietsersbond.totalservices.io\/fy","author_name":"td","author_url":"https:\/\/www.acc.routeplanner.fietsersbond.totalservices.io\/fy\/author\/td","title":"Kastelen Groene Hart - Fietsersbond Routeplanner","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"2tu7C8UTiC\"><a href=\"https:\/\/www.acc.routeplanner.fietsersbond.totalservices.io\/routes\/kastelen-groene-hart\">Kastelen Groene Hart<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.acc.routeplanner.fietsersbond.totalservices.io\/routes\/kastelen-groene-hart\/embed#?secret=2tu7C8UTiC\" width=\"600\" height=\"338\" title=\"&#8220;Kastelen Groene Hart&#8221; &#8212; Fietsersbond Routeplanner\" data-secret=\"2tu7C8UTiC\" 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.acc.routeplanner.fietsersbond.totalservices.io\/wp\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/www.acc.routeplanner.fietsersbond.totalservices.io\/app\/uploads\/2025\/10\/groenehart.png","thumbnail_width":1299,"thumbnail_height":780,"description":"**Soort route:** Knooppunten, recreatief **Richting:** Tegen de klok in De provincie Utrecht heeft meer dan driehonderd kastelen en buitenplaatsen. Al fietsend kom je hier volop romantiek en adelijke verhalen tegen. De route gaat langs drie (overblijfselen) van kastelen in IJsselstein, Montfoort en Woerden, die allemaal hun eigen charme hebben. Je rijdt langs de slingerende Hollandsche [&hellip;]"}