The Conolly Folly, a.k.a. The Obelisk, is an obelisk structure and National Monument located between Leixlip and Maynooth in County Kildare, Ireland.
Wikipedia https://en.wikipedia.org/wiki/Conolly's_Folly
Address Obelisk Lane, W23 E5C2, Ireland
Coordinates 53°22'9.908" N -6°33'35.607" E