What is a reverse image search? And how to do it (opens in new tab)

Have you ever stumbled upon a photo online—be it an uncredited meme, a stunning place you'd love to visit, or a celebrity wearing a vintage tee you now must have—and wondered, "Where'd this come from?" You could take some wild guesses, go down some rabbit holes, and cross your fingers that you'll find the source. Or you can take the much faster route to solving your mystery: reverse image search. Here's a step-by-step guide on how to reverse image search on Google using desktop or mobile. Tabl