Norwich also records the site of an Anglo-Saxon church in Tombland, the site of the Saxon market place and the later Norman cathedral. Norwich continued to be a major centre for trade, the River Wensum being a convenient export route to the River Yare and Great Yarmouth, which served as the port for Norwich. Quern stones and other artefacts from Scandinavia and the Rhineland have been found during excavations in Norwich city centre. These date from the 11th century onwards. Norwich Castle was founded soon after the Norman Conquest. The Domesday Book records that 98 Saxon homes were demolished to make
Norwich, New York the Chenango River valley. The river, a tributary of the Susquehanna, winds south along the eastern edge of the city. Along the western border, Canasawacta Creek flows south, until it unites with the Chenango River at the southern city limits. Norwich lies near the center of the triangle that can be drawn connecting the cities of Syracuse, Albany, and Binghamton, along Interstates 90, 88, and 81, respectively. The city is located at the intersection of New York State Route 12 and New York State Route 23. On Route 12, Utica and access to Interstate 90 is to the north, while