Portal 2 Chapter 3 Test Chamber 17

This is the twenty-sixth level of the game, and the final part of Chapter 3. It is set within a dilapidated Test Chamber, and requires the player to perfect advanced techniques using the Hard Light Bridge in order to access the Chamberlock.

Hazards

 * Thermal Discouragement Beam

Trivia

 * If you enter the Den located in the room, and then proceed to exit it, any portals you made inside it will vanish with no apparent reason and the wall that serves as entrance/exit will close, denying any later attempt to enter it.