Althorp Park, Spencer family home and burial place of Diana, Princess of Wales; Canons Ashby, Tudor house, home of the Drydens for 400 years; churches with broached spires (an octagonal spire on a square tower) The Battle of Naseby, the decisive battle of the English Civil War in 1645, in which Oliver Cromwell defeated the Royalists, was fought at Naseby 32 km/20 miles south of Leicester. Northamptonshire has few monastic remains, but there are Norman churches. There are market crosses at Brigstock, Helpston, Higham Ferrers, and Irthlingborough, and at Hardingstone and Geddington are two of the crosses built by Edward I in memory of his wife, Queen Eleanor. The ruins of Fotheringhay Castle, where Mary Queen of Scots was executed, are also in the county. Mansions include Althorp Park, Burghley House, Rushton Hall, Rockingham Castle, Castle Ashby, Dingley Hall, Deene Park, and the ruined Kirby Hall. At Draughton there is evidence of occupation in the early Iron Age. Prehistoric and Roman remains have been found, and Watling Street and Ermine Street both cross the county.