Farnham is a town in Surrey, England, within the Borough of Waverley Borough Council. The town is situated some 42 miles (67 km) southwest of London in the extreme west of Surrey, adjacent to the border with Hampshire. By road Guildford is 11 miles (17 km) to the east, Aldershot 4 miles (7 km) to the northeast, the village of Runfold 2 miles (3 km) to the north-northeast and Winchester 28 miles (45 km) to the southwest. It is of historic interest, with many old buildings, including a number of Georgian architecture houses. Farnham Castle overlooks the town. A short distance southeast of the town centre are the ruins of Waverley Abbey, Moor Park, Farnham and Mother Ludlam's Cave. Farnham is Town twinning with Andernach in Germany.