Luggage restrictions are more relaxed on a cruise compared with catching a flight, but it is still not a good idea to not overpack – Marc Shoffman uncovers what you really need on board 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 F rom sightseeing to sunbathing and