A temporada 21 de Rail Away foi transmitida em EO de mercredi 4 décembre 2013 para mercredi 18 décembre 2013. Consiste em 3 episódios, o primeiro chama-se "Groot-Brittannië: Citytrips Isle of Man" e o último "Wales: Caernarfon – Beddgelert – Porthmadog – Blaenau Ffestiniog"..
Rail Away is a fascinating series about international rail travel. The train is without doubt the most authentic form of travel, stirring the imagination and connecting people to places. In these series we traverse the world, enjoying its beauty, experiences and fascination.