Dublin thought a 13th-century Norman castle had been demolished 150 years ago; a researcher has now shown its walls, courtyard and medieval features were hiding inside a university

SignalsMonitor is following this as a general story. Times of India World is the outlet attached so far. The reports are tied to Dublin. The first report grouped here was at 20 Sept 2026, 08:11 UTC. The headline in use is “Dublin thought a 13th-century Norman castle had been demolished 150 years ago; a researcher has now shown its walls, courtyard and…”. This note is SignalsMonitor's own briefing, not the publisher's article.