There are times when it would be really helpful to know when and where a photograph was taken. It might be because you can't remember exactly where you were when you took the picture, or when it was taken and so on. Alternatively, you might be trying to find out information about the photograph in order to check its authority and validity. Thankfully there are ways in which you can do this, especially if the photograph was taken using a mobile phone, which stores huge amounts of information on the photograph in the EXIF data. There are tools that can pull this out for you. Let's take a look at a picture that I took of my dog Rusty not too long ago.
In order to find out more about it, I can go along to Jeffrey Friedl's Image Metadata viewer and provide the resource with a copy of the picture. It thinks for a few moments and then comes back with
As you can see, we're getting a huge amount of information about the image, and in particular when and where it was taken. There's a whole load of other information as well, which I've not bothered to include, but as you can see, it's quite impressive. You can also try it with images that you can find on the web, but this isn't always going to be perfect, since the required data may have been stripped out when it's been edited using a graphics package, so it's really helpful to get a copy of the original file when ever you possibly can.
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