Geography of Dorset is the Blackmore Vale, a relatively low-lying area of clays and limestones of Jurassic age. The south-east of the county forms part of the Hampshire Basin, an asymmetric syncline covered in sands and gravels of Paleogene age. The main rivers in the county are the Stour, Frome and Piddle. The Stour is the county's largest river, although its source is in the neighbouring county of Wiltshire. The Frome and Piddle both lie wholly within the county. The whole of Dorset's coastline is designated part of the Jurassic Coast World Heritage Site, and contains examples of many different coastal landforms, reflecting
East Devon found that a third of East Devon's population were over 60. The average for England was 24%. East Devon also had a higher number of people living in "Medical and Care Establishments" at 1.6% compared to the England average of 0.9%. A large amount of East Devon is made up of two Areas of Outstanding Natural Beauty (AONB), East Devon AONB and the Blackdown Hills. AONBs have the same level of protection as National parks of England and Wales which restricts new developments, which protects the natural beauty of this district. The entire East Devon coastline from Exmouth to the