Cornwall Cornwall Cornwall (; ) is a county in South West England in the United Kingdom. The county is bordered to the north and west by the Celtic Sea, to the south by the English Channel, and to the east by the county of Devon, over the River Tamar which forms most of the border between them. Cornwall forms the westernmost part of the South West Peninsula of the island of Great Britain. The furthest southwestern point of the island is Land's End; the southernmost point is Lizard Point. Cornwall has a population of and covers an area of . The
St Wynwallow's Church, Landewednack St Wynwallow's Church, Landewednack St Wynwallow's Church, Landewednack, is the parish church of Landewednack parish in Cornwall, England, United Kingdom. It is the most southerly church in mainland Britain and is situated approximately south of Helston. It was founded about 600 AD but the present structure dates to the twelfth century. The church is dedicated to St Winwaloe and is Church of England. St Winwaloe was the third son of a Cornish couple who moved to Brittany. There he founded the monastery of Landévennec. There is no evidence that he visited Cornwall, and the church may have been founded by