Portal Escape (Part 1)
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 | “I can't get over how small you are!” This article is a stub. As such, it is not complete. You can help Portal wiki by expanding it. |
Portal Escape (Part 1)
testchmb_a_15.bsp 
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This is the second part of the twentieth level of the game, right after Test Chamber 19. This is when the player escapes the confines of the Test Chambers, and traverses though Aperture Science's inner-workings.
Hazards
Walkthrough
- in progress -
Video walkthrough
Related achievements
Portal
 |
Partygoer Make the correct party escort submission position decision. |
Portal: Still Alive
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Tests Like Chicken Find the chicken's test results. |