 | Off A30 Dominating the town, early Norman earthworks, replaced with stone in the 13th century. The earls of Cornwall abandoned the stronghold and it fell into disrepair. Was still used as a prison and in 1656 George Fox, founder of the Quakers was kept there. Today the ruin of the stone keep remains with a public garden. more information |
| In Falmouth off A39 Henry VIII, under threat of war, set about the fortification of the south coast. The River Fal had two forts with Pendennis on the west bank. The only attacks came during the Civil War. more information |
 | 10 miles north-west of S Austell, off A390 Built of wood after the Norman Conquest and in 13th century replaced by stone. The castle was given to the Black Prince, afterwards, it remained the property of the Princes of Wales. After the Civil War a Parliamentary Commission reported that the castle was in a state of ruin. In the 19th century the castle was uncovered. more information |
 | St Mawes south of Truro on A3078 Henry VIII, under threat of war, set about the fortification of the south coast. The River Fal had two forts, St Mawes on the east bank and Pendennis on the west. St Mawes had more care spent on it with quality stone and decorative carvings. more information |
 | 2 miles north of Camelford, off A39 In 1139 Geoffrey de Monmouth published 'History of Britain' claiming that it was the birthplace of King Arthur. Reginald, Earl of Cornwall built a stronghold here, 1145, with no record of Arthur's castle. In the 13th century buildings were added. Used as a prison in the 14th century, now it is part of the Duchy of Cornwall. more information |