There are a total of 25 Prints available in the game, 5 on each map. These are posters that you will find pinned to buildings, walls, etc. To collect them you have to approach and interact with them.
Finding all of them will unlock the "Gotta Catch All the Pop Art" achievement / trophy.
Bay City Cops
Bay City Humans
Bay City Soldiers
Hippies
KGB Agents
Albion Humans
Albion Secret Agents
Albion Soldiers
Mutants
The Mods
Takoshima Girl
Takoshima Humans
Takoshima Police
Takoshima Soldiers
Yakuza
Blisk WarriorsThe poster can be obscured by wooden crate, pallets, etc.
The Submersive Crone
The Yeti
Tunguska Scientist
Tunguska Soldiers
American Astronauts
Cosmonauts
Solaris Scientists
The Blisk HiveInside a small cave that can be entered from the west side.
Ursa MinersIt's in the mine.
