| 101. | Architecture of Half-Life 2: #31 Ravenholm part 7 | 13 | | Half-Life 2
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| 102. | Architecture of Half-Life 2: #35 Driving part 1 | 13 | | Half-Life 2
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| 103. | Architecture of Half-Life 2: #120 Radio Tower Ambush part 2 | 13 | | Half-Life 2
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| 104. | Architecture of Half-Life 2: #51 Nova Prospekt part 1 | 13 | | Half-Life 2
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| 105. | Architecture of Half-Life 2: #82 Final Boss part 2 | 13 | | Half-Life 2
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| 106. | Architecture of Half-Life 2: #52 Nova Prospekt part 2 | 14 | | Half-Life 2
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| 107. | Architecture of Half-Life 2: #115 Unidentified Industrial Facility part 1 | 14 | | Half-Life 2
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| 108. | Architecture of Half-Life 2: #81 Final Boss part 1 | 14 | | Half-Life 2
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| 109. | Architecture of Half-Life 2: #55 Nova Prospekt part 5 | 14 | | Half-Life 2
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| 110. | Architecture of Half-Life 2: #79 Into the Citadel part 1 | 14 | | Half-Life 2
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| 111. | Architecture of Half-Life 2: #28 Ravenholm part 4 | 14 | | Half-Life 2
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| 112. | Architecture of Half-Life 2: #13 On a Boat part 2 | 14 | | Half-Life 2
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| 113. | Architecture of Half-Life 2: #15 On a Boat part 4 | 15 | | Half-Life 2
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| 114. | Architecture of Half-Life 2: #37 Driving part 3 | 15 | | Half-Life 2
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| 115. | Architecture of Half-Life 2: #17 Dodging Bombs part 1 | 16 | | Half-Life 2
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| 116. | Architecture of Half-Life 2: #100 End of Episode One | 16 | Show | Half-Life 2
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| 117. | Architecture of Half-Life 2: #19 Gunboating part 1 | 16 | | Half-Life 2
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| 118. | Architecture of Half-Life 2: #136 Greek Monasteries IRL | 16 | | Half-Life 2
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| 119. | Architecture of Half-Life 2: #10 Into the Sewers part 3 | 17 | | Half-Life 2
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| 120. | Architecture of Half-Life 2: #14 On a Boat part 3 | 17 | | Half-Life 2
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| 121. | Architecture of Half-Life 2: #101 Begin Episode Two part 1 | 18 | Show | Half-Life 2
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| 122. | Architecture of Half-Life 2: #12 On a Boat part 1 | 19 | | Half-Life 2
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| 123. | Architecture of Half-Life 2: #80 Into the Citadel part 2 | 20 | | Half-Life 2
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| 124. | Architecture of Half-Life 2: #137 Baltic Cities IRL | 20 | | Half-Life 2
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| 125. | Architecture of Half-Life 2: #9 Into the Sewers part 2 | 21 | | Half-Life 2
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| 126. | Architecture of Half-Life 2: #11 Into the Sewers part 4 | 21 | | Half-Life 2
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| 127. | Architecture of Half-Life 2: #56 Nova Prospekt, Combine Style part 1 | 22 | | Half-Life 2
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| 128. | Architecture of Half-Life 2: #132 The Magnusson Device | 25 | | Half-Life 2
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| 129. | Architecture of Half-Life 2: #138 Canals IRL | 25 | | Half-Life 2
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| 130. | Architecture of Half-Life 2: #135 End of Episode Two and Final Thoughts | 25 | Show | Half-Life 2
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| 131. | Architecture of Half-Life 2: #111 Antlion Nest part 1 | 26 | | Half-Life 2
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| 132. | Architecture of Half-Life 2: #8 Into the Sewers part 1 | 28 | | Half-Life 2
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| 133. | Architecture of Half-Life 2: #2 Lost Coast part 2 | 32 | | Half-Life 2
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| 134. | Architecture of Half-Life 2: #87 Citadel Core part 1 | 34 | | Half-Life 2
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| 135. | Architecture of Half-Life 2: #4 Train Station part 2 | 46 | | Half-Life 2
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| 136. | Architecture of Half-Life 2: #7 Kleiner's Lab | 58 | | Half-Life 2
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| 137. | Architecture of Half-Life 2: #5 Plaza | 66 | | Half-Life 2
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| 138. | Architecture of Half-Life 2: #6 Apartments Without Doors | 76 | | Half-Life 2
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| 139. | Architecture of Half-Life 2: #1 Lost Coast part 1 | 78 | | Half-Life 2
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| 140. | Architecture of Half-Life 2: #3 Train Station part 1 | 90 | | Half-Life 2
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