northern ireland. county down. dundrum castle

aerial ancient archaeological architectural architecture bailey bannow bawn bay brick british building castle celtic country county courcy curtain defense defensive design down drone dundrum dwelling europe european exterior fortification fortified fortress gaelic heritage hill historic historical house ireland irish john keep landmark lecale medieval military mountains mourne narrow national newry norman northern old outdoors picturesque protection rocky ruin ruined ruins scene shore site square stone stronghold structure tourism tourist touristic tower town travel typical ulster view walls watch water