1.0Where Elsehttps://www.whereelse.it/en/Italy Where Elsehttps://www.whereelse.it/en/author/francesca/rich600338<blockquote class="wp-embedded-content" data-secret="S1jElvvuPq"><a href="https://www.whereelse.it/en/tour/rome-aurelian-walls-bike-tour/">AURELIAN WALLS e-Bike Tour</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.whereelse.it/en/tour/rome-aurelian-walls-bike-tour/embed/#?secret=S1jElvvuPq" width="600" height="338" title="“AURELIAN WALLS e-Bike Tour” — Where Else" data-secret="S1jElvvuPq" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /*! This file is auto-generated */ !function(c,d){"use strict";var e=!1,o=!1;if(d.querySelector)if(c.addEventListener)e=!0;if(c.wp=c.wp||{},c.wp.receiveEmbedMessage);else if(c.wp.receiveEmbedMessage=function(e){var t=e.data;if(!t);else if(!(t.secret||t.message||t.value));else if(/[^a-zA-Z0-9]/.test(t.secret));else{for(var r,s,a,i=d.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),n=d.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),o=new RegExp("^https?:$","i"),l=0;l<n.length;l++)n[l].style.display="none";for(l=0;l<i.length;l++)if(r=i[l],e.source!==r.contentWindow);else{if(r.removeAttribute("style"),"height"===t.message){if(1e3<(s=parseInt(t.value,10)))s=1e3;else if(~~s<200)s=200;r.height=s}if("link"===t.message)if(s=d.createElement("a"),a=d.createElement("a"),s.href=r.getAttribute("src"),a.href=t.value,!o.test(a.protocol));else if(a.host===s.host)if(d.activeElement===r)c.top.location.href=t.value}}},e)c.addEventListener("message",c.wp.receiveEmbedMessage,!1),d.addEventListener("DOMContentLoaded",t,!1),c.addEventListener("load",t,!1);function t(){if(o);else{o=!0;for(var e,t,r,s=-1!==navigator.appVersion.indexOf("MSIE 10"),a=!!navigator.userAgent.match(/Trident.*rv:11\./),i=d.querySelectorAll("iframe.wp-embedded-content"),n=0;n<i.length;n++){if(!(r=(t=i[n]).getAttribute("data-secret")))r=Math.random().toString(36).substr(2,10),t.src+="#?secret="+r,t.setAttribute("data-secret",r);if(s||a)(e=t.cloneNode(!0)).removeAttribute("security"),t.parentNode.replaceChild(e,t);t.contentWindow.postMessage({message:"ready",secret:r},"*")}}}}(window,document); </script> https://www.whereelse.it/wp-content/uploads/2019/02/aurelian-wall-park.jpg19001135The circuit of the Aurelian Walls was built between 270 and 273 AD by Emperor Aurelian in order to shield the town from barbarians incursions. Originally developed for 18 km, we only retrace part of the route (around 12 km) of the defensive system of Imperial Rome.