Season 1 (2008)
7.65 avg 4 episodes 7.5 → 7.0
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Skyscraper | 7.5 | 32 |
| 2 | Aircraft Carrier | 8.0 | 35 |
| 3 | Bridge | 8.1 | 22 |
| 4 | Airport | 7.0 | 28 |
7.65 avg 4 episodes 7.5 → 7.0
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Skyscraper | 7.5 | 32 |
| 2 | Aircraft Carrier | 8.0 | 35 |
| 3 | Bridge | 8.1 | 22 |
| 4 | Airport | 7.0 | 28 |
7.59 avg 10 episodes 7.8 → 6.7 50 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Tunnel | 7.8 | 25 |
| 2 | Submarine | 7.9 | 31 |
| 3 | Aircraft | 7.9 | 21 |
| 4 | Oil Rig | 7.7 | 25 |
| 5 | Dome | 7.5 | 24 |
| 6 | Cruise Liner | 7.2 | 28 |
| 7 | Space Station | 7.6 | 39 |
| 8 | Dam | 8.2 | 42 |
| 9 | Telescope | 7.4 | 27 |
| 10 | Sky Wheel | 6.7 | 22 |
7.60 avg 6 episodes 8.1 → 7.2 45 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Canal | 8.1 | 25 |
| 2 | Icebreaker | 7.4 | 21 |
| 3 | Metro | 7.6 | 23 |
| 4 | Prison | 7.2 | 24 |
| 5 | Tower | 8.1 | 18 |
| 6 | Train | 7.2 | 29 |