This tutorial will teach you a fun little trick that you can do with Levels!
-As you can see in the this original photo the background appears to be black, but have you ever wandered was was behind it??
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-Now take that photo and go to Image>Levels.
Move the circled arrow to the left!
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-Now this is what you get:
You can clearly see that he is in a class room, and there is a lamp, chalk board, and person in the background
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-More examples
A fan!
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Well that is my short tutorial, I added this because if you are as bored as I am, you might want something to do.
