County Londonderry, also known as County Derry, is one of the six counties of Northern Ireland, one of the thirty-two counties of Ireland and one of the nine counties of Ulster. There are few places so steeped in history and so rich in culture, it is one of the world’s best preserved walled-cities. This town we love so well is home to luxurious hotels and boasts some of the best food and drink experiences. Not to mention the world's biggest Hallowe'en carnival.