For this do not need coloring crayons. It needs to be just a "highlight"
When we talk about colorings, then usually we imagine cartoon pictures for the kids. But a few months ago, the studio «Lago» South Korea changed our perception.
The designers developed a coloring style scratchboard (scarring of the wax with a sharp instrument), which gives an opportunity to "light up" night cityscapes. All you need to do - is to take the pointed pen-pen, scratching the special lines in the picture, and as a result you will discover a stunning beauty, hidden in the darkness.
These coloring pages are very popular with adults, because they help to relieve stress and relax. Even many therapists use these pictures during treatment.
We are in the Website ordered a couple of these colorings.