Linköping is a small city in southern Sweden with a population of around 130,000. It is the county seat of Östergötland County and home to Linköping University, the fifth largest university in Sweden. The city is located on the banks of the river Stångån and is famous for its beautiful medieval cathedral, the Church of St. Clemens. Other notable landmarks include the ruins of the old castle, the city hall, and the Göta Canal. There are plenty of parks and green spaces in Linköping, and the city is also home to a number of museums, including the Linköping Museum of Art and the Museum of Science and Technology. The city is a popular destination for shopping, with a large number of both independent and chain stores. There are also a number of restaurants and cafes in Linköping, serving a wide variety of cuisine.