Photoshop Editing...

3 different edited versions of the same pic, notice which colors are vivid in each version:





Vivid Color:

http://photoshoptutorials.ws/photoshop-tutorials/photo-effects/vivid-glow.html

Enhance Saturation:

http://www.tutorialized.com/view/tutorial/The-Best-Technique-to-Enhance-Saturation/33311

More Vivid Colors, that look natural:

http://www.tutorialized.com/view/tutorial/Naturally-Vivid-Colors/32530