Portal Maps
- testchmb_a_00
- Chamber 0
- Chamber 1
- testchmb_a_01
- Chamber 2 (Blue Portal)
- Chamber 3
- testchmb_a_02
- Chamber 4
- Chamber 5
- testchmb_a_03
- Chamber 6
- Chamber 7
- testchmb_a_04
- Chamber 8
- testchmb_a_05
- Chamber 9
- testchmb_a_06
- Chamber 10
- testchmb_a_07
- Chamber 11 (Orange Portal)
- Chamber 12
- testchmb_a_08
- Chamber 13
- testchmb_a_09
- Chamber 14
- testchmb_a_10
- Chamber 15
- testchmb_a_11
- Chamber 16
- testchmb_a_12 - Does not exist
- testchmb_a_13
- Chamber 17
- testchmb_a_14
- Chamber 18
- testchmb_a_15
- Chamber 19 (Partly Escape)
- escape_00
- escape_01
- escape_02
- GlaDOS Fight