River Cruise Line (0844 544 6437; rivercruiseline.co.uk) is not charging single supplements on 2016 Christmas market cruises. A four-night sailing from Rotterdam to Brussels costs from £349 per person, based on return coach and ferry travel. Departs December 7, 10 and 13 2016.
Norway’s natural wonders
The dramatic scenery of the Norwegian fjords takes centre stage on this voyage, which delves into the rugged heart of this coastline to Flam, Geirangerfjord and Andalsnes, and a scenic backdrop of remote villages, precipitous granite cliffs and spectacular waterfalls.