Season 5 (2010)
7.12 avg 5 episodes 7.7 → 7.5 45 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Sheikh Zayed Bridge | 7.7 | 12 |
| 3 | Peak Power | 6.6 | 7 |
| 4 | Spanning the Saigon River | 6.8 | 8 |
| 5 | London Olympic Aquatics Centre | 7.0 | 7 |
| 6 | Big Bosphorus Dig | 7.5 | 14 |
7.12 avg 5 episodes 7.7 → 7.5 45 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Sheikh Zayed Bridge | 7.7 | 12 |
| 3 | Peak Power | 6.6 | 7 |
| 4 | Spanning the Saigon River | 6.8 | 8 |
| 5 | London Olympic Aquatics Centre | 7.0 | 7 |
| 6 | Big Bosphorus Dig | 7.5 | 14 |