Yep, that was Niagara, the US side. I posted some other photos recently, but guess they didn't impress anyone.
9> thanks for the update, always interesting to see what someone else would do.
Edit: Whilst I really like the way that the white water is better highlighted, there's terrible banding in the sky on your version. Guess that's what happens when we start fiddling with JPGs as against RAW.