The architect who built the White House in Washington, D.C., James Hoban, was raised on the Earl of Desart’s estate in Cuffesgrange, near Callan in Co. Kilkenny.
One of the most instantly recognised buildings in Ireland, Kilkenny Castle has been an important site since Strongbow constructed the first castle, probably a wooden structure, in the 12th century.
William the Earl Marshall (Strongbow's son-in-law) built the first stone castle on the site, which was completed in 1213. This was a square-shaped castle with towers at each corner; three of these original four towers survive to this day
All-time top scorer in the All-Ireland Senior Hurling Championship is TJ REID with 641 points in 82 games, scoring 30-551.
The elevation of Kilkenny is 60 metres (200 ft) above sea level. The area of Kilkenny borough is 3.74 square kilometres (1.44 sq mi). Kilkenny is the smallest city in Ireland and although all cities in Ireland are by the coast or along a river Kilkenny is the only city that is not tidal.
St Canice's Cathedral, also known as Kilkenny Cathedral, present building dates from the 13th century and is the second longest cathedral in Ireland. The Cathedral is named after Saint Canice, who also gave his name to the city.
Gulliver's Travels author, Jonathan Swift, attended Kilkenny College in the late 17th century, and a building at the college was named after him in 2007. Swift's fellow students included playwright William Congreve and the philosopher George Berkeley – after whom California’s Berkeley College is named.