County of England. Home to Cambridge, and not much else. Its natives, rarely heard due to being drowned out by academics and tourists, are culturally similar to the people of Essex. Except the high ground south and west of Cambridge the county used to be a swamp/marsh before Cornelius Vermuyden drained it. The south west of Cambridgeshire used to be the county of Huntingdonshire. Central Cambridgeshire is known as the Isle of Ely. All of this area, but the mound that Ely is built upon, used to be undrained fen.
Oliver Cromwell was born in Huntingdon, Educated in Huntingdon, then Cambridge, collected tithes in the Isle of Ely and sat as MP for Huntingdon and later for Cambridge
In the AH.com Peerages, Geordie87 is Earl of Cambridge.