These 3D drawings will bend your mind!
The perplexing illustrations are created by 32-year-old artist Nikola ?ulji? from Serbia, who is completely self-taught.
Surprisingly, Nikola has only drawing for less than five years.
Using coloured pencils, markers and pastels, Nikola aimed to create something different than a drawing on paper, settling with these baffling portraits.
Check out the unexplainable images below.
More info: Facebook