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The Orange Box: Portal Hints
Chapter 8
1 of 6: See the Testchamber 16 hints for more detailed info on this chapter.
2 of 6: The first camera is on a wall in the room just past the hallway with the big "16" sign. [22]
3 of 6: The next camera is on a wall in the next room, near the start of the corridor that the second turret is guarding. [23]
4 of 6: The third camera is on the back wall in the third turret's alcove. [24]
5 of 6: The fourth camera is on the wall near one of the turrets in the room with the button-opened door. [25]
6 of 6: The final camera of the chapter is on a wall past the first bit of fence that's past the button-opened door. [26]