Two Horses and a Castle, Ashford, Co. Wicklow, Ireland. #horses, Castle, #ashford, #CoWicklow, #Ireland
Poolbeg Lighthouse in Dublin Bay was built in 1768 and initially operated on candlepower[citation needed] (reputedly the first in the world to do so) but changed to oil in 1786. It was re-designed and re-built into its present form in 1820.
