Online Photo Editing
If your trip photos are not sufficiently good for watching purpose; need to edit it. Of course you will go to nearest photo shop to get required effect. But this effect you can create on your own in home by using online tool called picnik.
This website gives you a free tool to edit your photo. There are several tools by which you can give required look to your photo. You can resize your photo, you can crop your photo. Also features like importing photos from picassa, flickr or even from your hard drive.
So edit your own photo & share with world on http://picnik.com