1.0OS Maps Discoverhttps://osmaps.com/discoverrich600338<blockquote class="wp-embedded-content" data-secret="RjuuttipQv"><a href="https://osmaps.com/discover/adventures/piper-holes-marsden/">Piper Holes, Marsden</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://osmaps.com/discover/adventures/piper-holes-marsden/embed/#?secret=RjuuttipQv" width="600" height="338" title="“Piper Holes, Marsden” — OS Maps Discover" data-secret="RjuuttipQv" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !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); //# sourceURL=https://osmaps.com/discover/wp-includes/js/wp-embed.min.js </script> Piper holes provides a gentle 3-mile walk to the head of the Colne Valley. It provides some fantastic views across the wild and rugged landscape of the Marsden Moors and passes the historic Stanedge canal tunnels. It is well sign posted with Marsden Walkers are Welcome signs.https://osmaps.com/discover/site/uploads/images/green_path_full_width_1.jpg