What is the website URL that helps you cross reference photos with other postings on the web?

I have used it in the past but not recently enough to remember the name or URL.

Thanks

STB

Google.com>images>search by image (click the camera icon in the search bar)>paste url of photo.

Google images is def a great suggestion!!  

I rec that everyone who would like to ensure her pics are real go right ahead and cross check pics. ...this coming from a lady who thoroughly screens my new friends.. Do screen the ladies!  Well, that's my opinion!

Thanks