County Down is a county located in the southeastern part of Northern Ireland. It is known for its stunning landscapes, including the Mourne Mountains and beautiful coastline along the Irish Sea. The county town is Downpatrick, which is historically significant as the burial place of Saint Patrick, the patron saint of Ireland. The region is rich in history and culture, featuring numerous castles, churches, and ancient sites. Popular attractions include the Mourne Mountains, Castle Ward, and the picturesque town of Newcastle. County Down is also famous for its outdoor activities, such as hiking, cycling, and water sports.