23:00Ro Alba/Before ScotlandEpisode 1: Na Beanntan Deighe/The Ice MountainsBBC ALBA Duration: 25 minutes Tue 12th May 2015, 23:00 on BBC ALBASreath ag innse sgeulachd ro-eachdraidh na h-Alba. A series exploring Scotland's prehistory.GenresFactualFactualScience & NatureFactualScience & NatureNature & EnvironmentSeriesRo Alba/Before Scotland Source: BBC Online