Great Canal Journey’s returns for a third series, the previous two proving a phenomenal success for both Channel 4 and More 4. Once again it will follow Britain’s national treasures Prunella Scales and Timothy West as they navigate their way through some of them most beautiful and challenging canal routes in Britain and  Europe. For nearly four decades, canals have  provided Tim and Pru with an escape route from their busy and demanding acting careers. In these very personal films we’ll see how canal journeys give Tim and Pru the chance to see the world and reflect on their own lives. It will be packed with historic and literary references as well as intimate and heartfelt moments.