Kirkwall is the largest town and the administrative center of Orkney Islands. It is often referred to as the "city" of Orkney, although it does not have official city status in the United Kingdom. Kirkwall is located on the main island of Mainland and is known for its historic architecture, including the magnificent St. Magnus Cathedral. It is also a hub for tourism in the Orkney Islands, with many visitors coming to explore the ancient archaeological sites and enjoy the natural beauty of the islands.