Reference point

Reference point, 2017
Address: Russia, Nizhny Novgorod, Oktyabrskaya street, next to the house 30
Artist: Nikita Nomerz (Nizhny Novgorod)

https://s20.postimg.org/3r76z8q99/Jx_HU7dqa2_LQ12.jpg

https://s20.postimg.org/57iphdt65/Jx_HU7dqa2_LQ1.jpg

https://s20.postimg.org/jrzsc7o4t/UNHgq_F9jk_YM.jpg

Nikita Nomerz did several works with these characters. To find them all, I need time, luck and perseverance.

Another picture is here
and here
and here