Prestonbury Castle is an Iron AgeHill fort on the north east edge of Dartmoor in Devon, England. Situated on a massive hilltop some 240 metres above sea level[1] overlooking the Teign Valley, it is located near two other hill forts (Cranbrook Castle and Wooston Castle) both of which lie about 2 km (1 mi) away.[2]
^Sellman, R. R. (1985) Aspects of Devon History, Devon Books ISBN0-86114-756-1; Chapter 2; The Iron Age in Devon (Map Page 11 of Iron Age hill forts in Devon includes Prestonbury)