Some people would love to go on a big cruise ship to a wonderful destination.  However often the idea of a cruise ship in the open oceans and just the thought of motion sickness, makes us shift the idea to one side.Well I can think of nothing more romantic than a cruise on a river.  This is a dream vacation.   And the options are endless.The Moselle River ValleyWell this brings me to the Moselle River Valley.  This is one of the most picturesque places in Europe with its vineyards flanking the river and pretty buildings lining the river banks.The Moselle Valley (In French :  Moselle / In German: Moseltal) is…