Guide to Portal Part 17: Learn how to overcome the turret-filled live-fire course, disable turrets with portals, and find hidden commentary nodes.
Walkthrough
- 1Run into the chamberlock.
- 2Run forward towards the panel in Test Chamber 16 (TC16).
- 3Turn left and walk through the door, but do not walk too far or you will be shot by turrets.
- 4While standing in the doorway, a Commentary Node will be floating near the middle of the room.
- 5Hug the doorway to the right and point at the ground of the turret. Shoot a portal there and then another portal elsewhere to cause the turret to deactivate.
- 6Go into the hallway. Do not go into the next room, or you will be shot at.
- 7While standing in the hallway, look into the next room and up a little for the Camera Shy achievement.
- 8Hug the right wall and go out until you can look through the doorway and see a wall. Shoot a portal.
- 9Shoot the other portal at the ground right in front of the doorway you are standing in. Go through.
- 10Back up until you are near the doorway and aim down the hall. If you are close enough to the door, you can see a corner along with some turret legs. Shoot a portal back against that wall, then go through the other portal near you.
- 11On the other side, press use to pick up the turret and then lift it high in the air. Drop it.
- 12Walk over to the corner across from the portal you just came out of. Look towards the stairs and shoot a portal as far left as you can go on the wall up the stairs.
- 13Go through the portal near you again to be behind yet another turret. Pick it up and drop it.
- 14While standing behind the turret, turn and face the wall that was behind the turret. Look up for the Camera Shy achievement.
- 15Walk down the hallway. You will see a section of the wall pushed out with some boxes there. Pull the boxes away and walk in.
Commentary Nodes:
- While standing in the doorway, it will be floating near the middle of the room.
- While standing in the hallway, it will be floating in the middle of the next room.
- After pulling the boxes away and going in, it will be floating near you.
Achievements:
- Camera Shy: While standing in the doorway, look straight across and up a little.
- Camera Shy: While standing in the hallway, look into the next room and up a little.
- Camera Shy: Turn and face the wall that was behind the turret. Look up.
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