These days you hear strange tones from my bow window room: I'm practising the pronunciation of some places. I knew about Leicester, Clapham and Greenwich - and a few more - but am still astonished how I ever I made it to "Ho-bun", "Tott-num" and "Marly-bone".
But then: my pronunciation is always a risky one ... n'est-ce pas, Tom? - on the other hand: it peps up my conversation, so mysterious...