| 1 | This election's going to be huge. | |
| 2 | In 1871, Chicago suffered a massive fire. | |
| 3 | But due to the Forbidden City's massive size - its 179 acres house 980 buildings - some of it remains closed to the public. | |
| 4 | Its vast catalogs will help answer fundamental questions about the origins of planets, stars and galaxies. | |
| 5 | Not to mention the headaches and cost of coordinating such a vast project. |