| Teideal | Ancient Megastructures |
|---|---|
| Bliain | 2011 |
| Seánra | Documentary |
| Tír | Canada, United Kingdom |
| Stiúideo | National Geographic |
| Caitheadh | Alisdair Simpson |
| Criú | |
| Teidil Malartacha | Bauwerke für die Ewigkeit, National Geographic: Engineering the Impossible, Engineering the Impossible |
| Eochairfhocal | history |
| An Chéad Dáta Aeir | Mar 19, 2011 |
| Dáta deireanach an aeir | Mar 26, 2011 |
| Séasúr | 2 Séasúr |
| Eachtra | 9 Eachtra |
| Runtime | 26:14 nóiméad |
| Cáilíocht | HD |
| IMDb: | 8.40/ 10 le 5.00 úsáideoirí |
| Coitianta | 6.681 |
| Teanga | English |
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