Example image of eyePlorer eyePlorer map for 'Birr Castle': Birr (disambiguation) Birr Castle County Offaly Republic of Ireland Demesne Earl of Rosse O'Carroll Irish Rebellion of 1641 Gothic architecture Laurence Parsons, 2nd Earl of Rosse Leviathan of Parsonstown William Parsons, 3rd Earl of Rosse Charles Babbage Louis Napoléon, Prince Imperial Lawrence Parsons, 4th Earl of Rosse Astronomy Telescope Mount Wilson Observatory 1820 in Ireland Wrought iron Buxus sempervirens Walled garden Guinness World Records Gardens in the Republic of Ireland Otto Boeddicker List of science museums Mary Rosse Ulmus glabra 'Exoniensis' Whirlpool Galaxy Crab Nebula Parterre Charles Algernon Parsons Mary Ward (scientist) Harry Veitch Shannonbridge Tony O'Reilly Optical telescope