The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.
http://creativecommons.org/publicdomain/zero/1.0/deed.enCC0Creative Commons Zero, Public Domain Dedicationfalsefalse
The photographical reproduction of this work is covered under the article §93 of the Irish copyright law, which states that it is permitted for photographers to take pictures of sculptures, buildings, and works of artistic craftsmanship that are permanently located in a public place or premises open to the public, and to publish such pictures in any way.
See COM:CRT/Ireland#Freedom of panorama for more information.