Complex sentence: Castles and maps listed below are sourced mainly from the Discovery (Irish TV) series which attributed the maps below (Scale: 1:50 000) to Ordnance Survey, the Irish national mapping agency.
Split into simpler sentences: Castles and maps listed below are sourced mainly from the Discovery (Irish TV) series. The series attributed the maps below (Scale: 1:50 000) to Ordnance Survey, the Irish national mapping agency.