sentences:  From east to west, and with approximately descending altitude, these are Bodmin Moor, the area north of St Austell (including St Austell Downs), the area south of Camborne and Redruth, and the Penwith or Land's End peninsula.These intrusions are the central part of the granite outcrops of south-west Britain, which include Dartmoor to the east in Devon and the Isles of Scilly to the west, the latter now being partially submerged.The uplands are surrounded by more fertile, mainly pastoral farmland.