The Mourne Wall in Co. Down is a wall delineating the catchment area of the Silent Valley and Ben Crom Reservoirs.
It is 100 years old this year and the BBC have a short video clip marking this occasion.
The Mourne Wall in Co. Down is a wall delineating the catchment area of the Silent Valley and Ben Crom Reservoirs.
It is 100 years old this year and the BBC have a short video clip marking this occasion.