{"version":"1.0","provider_name":"Ask Roz","provider_url":"https:\/\/www.askroz.com.au\/blog","author_name":"Ask Roz AU","author_url":"https:\/\/www.askroz.com.au\/blog\/author\/ask-roz-au\/","title":"HISTORIC SNAPSHOT ~ Mt Rennies Tunnel, Katoomba - Ask Roz","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"rZ0vm8V6M3\"><a href=\"https:\/\/www.askroz.com.au\/blog\/historic-snapshot-mt-rennies-tunnel-katoomba\/\">HISTORIC SNAPSHOT ~ Mt Rennies Tunnel, Katoomba<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.askroz.com.au\/blog\/historic-snapshot-mt-rennies-tunnel-katoomba\/embed\/#?secret=rZ0vm8V6M3\" width=\"600\" height=\"338\" title=\"&#8220;HISTORIC SNAPSHOT ~ Mt Rennies Tunnel, Katoomba&#8221; &#8212; Ask Roz\" data-secret=\"rZ0vm8V6M3\" 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.askroz.com.au\/blog\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","description":"It&#8217;s said there are nearly 100 Klms of tunnels in the cliffs near The 3 Sisters, Katoomba. Coal mining began in that area in 1878 and there were about 40 mines at various times. The mining history in the Jamison Valley, Katoomba around the Scenic Railway and Narrow Neck is incredible. One of the early\u2026 Read More &raquo;","thumbnail_url":"http:\/\/www.askroz.com.au\/blog\/wp-content\/uploads\/2016\/07\/tv06-300x225.jpg"}