Fake Vector
Fake vector looks cool in layout some people like to use it. You can play around with the settings and see how you like it!
Step 1: Start by finding a picture you want to try it on. Here's mine:
Step 2: Then click
Adjust >> Add/Remove Noise >> Edge Preserving Smooth...
Step 3: A new window will appear and here you choose the amount of smoothing around 10. You can try something different if you'd like.
Step 4: Now click
Ajust >> Sharpness >> Sharpen.
Step 5: When you've clicked 'ok' the picture is finished, here's how mine turned out: