RIOJA-2 was a submarine telecommunications cable system linking the United Kingdom and Belgium across the North Atlantic Ocean/English Channel.
It had landing points in: Porthcurno, Cornwall, United Kingdom De Panne, West Flanders, Belgium
It was withdrawn from service on 13 October 2006.http://atlantic-cable.com/Cables/CableTimeLine/index1951.htm, Atlantic Cable Cable Timeline
References Kingfisher information site FreeLibrary article