My new challenge started 2 days ago. 3 steemian, 
@yassine, 
@denmarkguy and 
@vm2904 recognized their images since that time. I have already sent them 1-1 SBD. Congratulations for them! 4 images remained, owners wanted!
Here is my original post about the contest:
https://steemit.com/colorchallenge/@colorchallenge/new-game-can-you-recognize-your-own-image
And here is the photo mosaic again:
@kalemandra