The City of Cambridgeshire is a city located in the East of England. It is home to the historic city of Ely, which has a population of around 20, 000 people. Ely is known for its beautiful architecture, including the Ely Cathedral, which dates back to the 11th century. The city is also home to many other attractions, such as the Oliver Cromwell Museum and the National Trust's Wicken Fen Nature Reserve.