Just wanted to share a little information with everyone, and this comes in handy time-to-time.
Step One: Navigate to images.google.com
Step Two: Click on the camera Icon.
Step Three: Enter either the URL, the upload, or just drag and drop the image.
Step Four: Compare Results.
This concludes the guide on checking validity of a photo!
Enjoy.
-Rare
Also Checkout: http://www.tineye.com/