Professor Raymond Gillespie of the Maynooth University delivers the 2015 Walls400 History Lecture - The Great Northern Plot of 1615.
In the historic surroundings of St Columb's Cathedral, Professor Gillespie will reveal the dramatic events which were happening in Derry city and county in 1615 and the effect they had locally and in Dublin and London.
Proceeds from the lecture will go to support archaeological investigations in around the Walled City in 2015.
An opportunity to learn more about your history and support archaeology at the same time.
The Law Society of Northern Ireland has kindly provided sponsorship for this event
£10 (£6 concession)