This is the second part of the twentieth level of the game, right after [[Portal Test Chamber 19|Test Chamber 19]]. This is when the player escapes the confines of the Test Chambers, and traverses though Aperture Science's inner-workings.
== Hazards ==
* [[Goo]]
== Walkthrough ==
{{Spoiler|block=yes|
- in progress -
}}
== Video walkthrough ==
{{walkthrough}}
{{walkthrough}}
== Related achievements ==
== Related achievements ==
=== Portal ===
{{Show achievement|Portal|Partygoer|width=50%}}
{{Show achievement|Portal|Partygoer|width=50%}}
=== Portal: Still Alive ===
{{Show achievement|Portal: Still Alive|Tests Like Chicken|width=50%}}
{{TestChambersNav}}
{{TestChambersNav}}
[[Category:Portal chambers]]
[[Category:Portal chambers]]
Revision as of 02:47, 17 September 2011
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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.
