{"version":"1.0","provider_name":"zatran.com","provider_url":"https:\/\/www.zatran.com\/en\/","author_name":"Christof Albrecht","author_url":"https:\/\/www.zatran.com\/en\/author\/christof\/","title":"Metro & subway are powerful rail transportation systems | zatran","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"TgfC3QzXdJ\"><a href=\"https:\/\/www.zatran.com\/en\/technology\/metro-and-suburban-rail\/\">Metro &#038; Suburban Rail<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.zatran.com\/en\/technology\/metro-and-suburban-rail\/embed\/#?secret=TgfC3QzXdJ\" width=\"600\" height=\"338\" title=\"&#8220;Metro &#038; Suburban Rail&#8221; &#8212; zatran.com\" data-secret=\"TgfC3QzXdJ\" 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\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/www.zatran.com\/wp-content\/uploads\/2021\/03\/header-cablecar4.jpg","thumbnail_width":1920,"thumbnail_height":895,"description":"Metro | Subway | Underground | Suburban Railway | Commuter Railway | City Train The metro (AE: subway, BE: underground), which usually operates in tunnels, and the ground based suburban rail (commuter rail, city train), are the most powerful transportation systems for local public passenger transport. Metros and suburban railways are rail transportation systems designed [&hellip;]"}