Knowing this will help me tell you exactly how to get to your pictures!
did you download this file from? (e.g., a specific forum, game site, cloud drive) What error are you seeing (if any) when trying to open it? Do you have the other parts (part01, part02) downloaded? PICS.part03.rar
Ensure all PICS.part0x.rar files are in the same folder. Knowing this will help me tell you exactly