Real or fake?

When coming to digital image manipulation, combined with powerful software and computer, the only limitation now is the imagination! I took the photo below ...

... during a late afternoon at a landscaping exhibition. The image above is no where near to being perfect: the trees are pale due to the strong sun and the image appears flat. To transform the same image, I need to enhance the colour and do something about the grass. Fortunately I have a few very nice looking grass ... and the end result is the following:

I would appreciate your opinion.
Click on any photo for a bigger image.

Tips: It is always better to overexpose a little than to underexpose your image. A little overexposed image has a lot more information than an underexposed image.