If you're looking to do a cool photo with some special old effect then you should make it white an black.
To do this, you will have to follow some easy steps, using Adobe Photoshop:
Step 1: Put your image into Photoshop.
Step 2: Go to image, adjustments, hue / saturation, make the saturation - 100.
This should make your photo black and white but it's very basic, please watch this how-to video to get some tips and a second, better method of making your photo black and white.