castles historical howth

Howth Castle, an irregular battlemented structure founded in 1464, although the present fabric dates mainly from the sixteenth and eighteenth centuries.
The castle is not open to the public but you can visit the grounds, famous for their rhododendron gardens which boast over two thousand varieties.
Also in the castle grounds are the National Transport Museum, with its display of service vehicles including the Hill of Howth No 9 Tram; the ruined square tower of the sixteenth-cen...