In the UK, which of the following regions, none of which have any administrative significance, should be given capital letters? I have arranged them according to my own inclinations.
With capitals
West Midlands, East Anglia, The Lake District, Scottish Borders, The Highlands, The Home Counties, The Yorkshire Dales, The Fens, The Broads, The Cotswolds, The New Forest, The Channel Islands, The Brecon Beacons, North Wales
Without capitals
The south coast, The west country, The western isles, The isles of Scilly, The north Norfolk coast, The north downs, The south downs, The East Anglian heights The Derbyshire dales