Kilkenny is known as Ireland's Medieval City and is a charming place, located 90 minutes from Dublin it is also very easy to visit.
Seen here is one of the small city's main sights - it's imposing castle sitting above the River Nore.
Panoramic Ireland has recently written a guide, online and with a PDF to download covering Kilkenny City and its scenic county.
Find the PDF here: https://panoramicireland.com/images/PDFs/Panoramic-Ireland-Kilkenny-Guide.pdf
And the online version here: https://panoramicireland.com/guide-to-ireland/irish-travel-guide/kilkenny