Cork Heritage Open Day, which takes place on Saturday, August 16th, celebrates the amazing architecture and history of the built heritage in Cork city and sees over 35 buildings open their doors free of charge for one day only. This is the only event of this size and scale happening in the country and includes walks, talks and exhibitions on our rich heritage throughout the city. This year Cork Heritage Open Day is celebrating its 20th anniversary. Initially an event for European Capital of Culture in