One of the joys of digital photography is digging through the archives and finding long forgotten images. Recently I revisited shots from a 2004 trip to the Big Island of Hawaii and found this image. I've played around with it on Photoshop and come up with a few variations. You folks are far more experienced at photography than I and it would be helpful to hear your constructive criticism. Note: I didn't want to clog up my Member Gallery so I'm having tinypic.com host these shots.
Here's the original.

And in Black and White

The original again, this time with the keystoning removed.

And lastly, converting just a portion of the photo to Black and White.
Here's the original.

And in Black and White

The original again, this time with the keystoning removed.

And lastly, converting just a portion of the photo to Black and White.

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