You can download the map for personal use for free, the only thing I kindly ask you is to visit and like my page on Facebook where you can contact me in case of any question or claim mistakes found on the network maps. If it is more comfortable for you please follow me on Twitter just to be always informed about new uploads. Thanks.
Desktop: click on the image, then right-click to open the full resolution image in a new tab to download. Mobile device: tap on image for further zoom-in/zoom-out, tap and hold to choose to open full resolution image on the new tab.
Title image credit: Georgian Railway