The world's oldest border?

BUY MUGS, T-SHIRTS, POSTERS ETC... http://www.mapmenmerch.com SEE NEW EPISODES EARLY, AND BEHIND-THE-SCENES EXTRAS... http://www.patreon.com/jayforeman Get a FREE trial of Skillshare!! http://skl.sh/mapmen01211 Written and presented by JAY FOREMAN @jayforeman MARK COOPER-JONES @markcooperjones Edited by JAY FOREMAN @jayforeman Camera INDIA RAKUSEN @indiarakusen Images http://earthwise.bgs.ac.uk/index.php/Basement_structure_and_the_terrane_model_of_Northern_Ireland https://www.amazon.co.uk/Geological-British-Islands-Small-Geology/dp/0751812080 http://tomfroese.com/gq-france-where-the-wolves-and-bears-are