MegaStructures: Season 4
This season started on May 17, 2007. The table lists episodes with recorded air dates up to September 28, 2026.
| Ep | Title and air date | My place |
|---|---|---|
| 1 | Ultimate Structures: Super Copter · 60 min | |
| 2 | Dubai's Dream Palace (Worlds Tallest Hotel) · 60 min | |
| 3 | Smart Tunnel · 60 min | |
| 4 | Queen Mary 2 · 60 min | |
| 5 | Hawaii Superferry · 60 min | |
| 6 | South Pole Station · 60 min | |
| 8 | Episode 8 · 60 min | |
| 9 | Deep Ocean Port (China's Ultimate Port) · 60 min | |
| 10 | Episode 10 · 60 min | |
| 11 | The World's Biggest Cruiseliner · 60 min | |
| 12 | Beijing Olympic Stadium · 60 min | |
| 15 | Future Trains · 60 min | |
| 16 | Building the World · 60 min | |
| 19 | Atom Smasher · 60 min | |
| 24 | Hawaii Superferry · 60 min | |
| 31 | Building Green Beijing · 60 min | |
| 107 | Episode 107 · 60 min |
