سوتره

Also known as souterrain (archaeology), earth house, earth houses, Picts' houses, Pict's house, Eirde house

thumb|Souterrain on Canna, Scotland|Canna in the [[Hebrides]] thumb|upright=1.3|Panoramic view of a souterrain contemporary with a ringfort dating to around 700 AD, built within a much earlier barrow cemetery, in County Armagh, Northern Ireland Souterrain (from French ''''), meaning "subterrain", is a name given by archaeologists to a type of underground structure associated mainly with the European Atlantic Iron Age.