========================================================================
WARNING

THIS IS THE SPOILER DOCUMENT


If you enjoy finding secrets do not read further!




















=======================================================================

Yellow Key Card

In the ductwork below the Information/Reception Hall are ducts labelled 2, 4, 7 and #. Coincidental that is the required code for Schalter 5001. Once the correct code is pressed, one other switch at the round table of the Information booth is exposed. Press the switch and the yellow card will be lifted up onto the table.


Blue Key Card

In the SS Halle kill the girl.


Red Key Card

In the "Kraft Werk" go into the "Dienst Tunnel" and unlock the door for the the "Getriebe Haus". Go into the Getriebe Haus into the round thingy turn 180 degrees look up when the rotating plates clear the path and shoot the exposed switch. Go out and enter the "Heizer". Go up the elevator, the card is in the furnace.


Schalter 5001 code

2 - 4 - 7 - #


Waffen Raum code

On - Off - On - Off


Secrets

1 - In Shower room; behind girl picture; secret door will open after Schalter 5001 code is correctly entered.

2 - Gestapo; shoot the Fire Extinguisher, there too is the Schalter 5001 code.

3 - SS Halle
Press the toilet paper dispenser to lower the whine holder.

4 - Subway (Kraftwerk side)
In the subway, find the crack behind the waiting area. You can only enter the subway by foot after you entered the SS Halle.

5 - Dr. Schmutz
Below the counter where the texture is off just press it. It will open a door just outside of the Dr. office (where the shooter was/is)

6 - Kraft Werk
Where the enemies came out open the door to your 'right' press the switch. It will open to secret number seven.

7 - Getriebe Haus.
After you got secret six, just go out and enter the unmarked door of the Getriebe Haus. An elevator is now lowered and accessable. Go up in it to grab that item. (You need it for number eight)

8 - Getriebe Haus
From the possition you shot the switch which unlocked the "Heizer", use the Jet Pack to go up in that gear. The gear at the higher level will expose another room.  Go in it.

9 - Lager
At the doors leading to the river is a light switch. This switch also unlocks the terminal in the control booth.

10 - River
Where the river runs below the rock formation dive and blow the crack. Follow the path into another underground lake. In the lake find the opening (south east) go into the dark passage (use night vision) and follow the path downward. If you can't find it, simply start from the north and follow that path it will lead past the nest and again to the dark area.


Boss kill area

All green boxes can explode and span enemies. The one at the south side gives Devestator and RPG ammo. Its explosion is driggered when you get the Health bottle. Btw, your problem is not the boss but his mini army ;)

Weapon locations

Pistol - Gestapo, Heizer, Boss Storage
Shot Gun - Duct, Gestapo,
Machine Gun - SS Halle
Pipe Bombs - Subway Tunnel, Waffen Raum, River
RPG - Waffen Raum
Shrinker - Waffen Raum
Trip Mines - Subway Tunnel
Devestator - Getriebe Haus, Underground Lake
Freezer - Waffen Raum



 
