Компания "ОРИОН"

Look for a key with green circle around it. Look at barricade with cars - you must go left, then right, kill zombie. At the dead end you will find this key.

You must go through wooden platforms - turn right, then right again and jump to boat. You will appear in different place - kill enemies, take equipment and look for gallows - jump through hole beneath ...

If you found Hacksley's room on lower level, then walk through wall behind his chair. You will probably notice, that some part of wall is darker than rest. If you touch this part of wall, it will open ...

I checked in game txt files. There are no hidden objects on those levels. Sorry for bothering you :)

You don't need to use this. You don't even need to go to the pool. All you have to do is push the button above columned-closed doors. If you don't know where it is, just look at the door, then up, and ...

How to get to the key in Catacombs:
When you enter a wide hallway, soon after you enter this level, you can go left, straight (and get to two statues) and right. Go left, then right. Kill zombies, on ...

The code is 789. There is only one lift, that you will use. When you get to the lab with lots of scientitcs, go left and use computer. He will talk to you and gibe you this code.

Hello,

Could anyone help me with hidden objects with a red cirecle around them. I can't find those in couple of levels. Here's the list:

[4] Basement of Hacksley's Mansion, [9] Brodman's Arena, ...