It has been more than 15 years since passenger services last travelled on the route Sign up to Simon Calder’s free travel email for expert advice and money-saving discounts Get Simon Calder’s Travel email Get Simon Calder’s Travel email Email * SIGN UP I would like to be emailed about offers, events and updates from The Independent. Read our Privacy notice A ferry service directly linking Scotland and France could relaunch later this year as part of a €40 billion (£35bn) regeneration project at