Some people have tattoos. And other people have tattoos that are true works of art. Tattoo artists today can create some really beautiful images on skin.

Not only are they beautiful, but some create incredible optical illusions. These tattoos look like they are literally popping out of the skin. Or that they are indenting into the skin.

The artistry and level of skill that goes into these pieces are astounding. Not to mention the brave folks who sat down in a chair for hours on end getting stabbed with a needle. The result is some awesome art that should truly be celebrated.

Here are 50 trippy 3D tattoos that will blow your mind: