The Hamptons: you already know about the East Coast summer destination that’s an international shorthand for an enclave of the 0.001 per cent. But drive two hours north of Manhattan instead of east and you’ll find a far more discreet haven – one that a certain intellectual-leaning, old-money crowd has for more than two centuries managed to keep almost entirely to themselves.
Litchfield Hills is a bucolic 1,000 square miles in the north-west corner of Connecticut, dotted with…

