There are two sections of Dublin's wall remaining and visible above ground. This section is at St Audoen's church and includes St Audoen's Gate, the only surviving gate, the other section is at Cornmarket. Excavations for new buildings have unearthed other portions of the wall, gates and towers.
Buildings - Misc
Links: www.buildingsofireland.ie, archiseek.com, en.wikipedia.org, www.dublincity.ie