850 years ago the Normans landed in Wexford and the first Norman castle was built at a site called Carrick. Ithaca College's 3D scanning team, in collaboration with the Irish Archaeology Field School and the Irish National Heritage Site, digitally preserved the site in 2018 by taking positional readings every 5 mm. Summer 2019 focused on Ferns Castle.
https://www.rte.ie/news/player/nationwide/2019/0710/
https://www.ithaca.edu/intercom/article.php/20190710181938771