speed x100Iron Foundry
Iron is smelted here: +5% iron production per level.
All levels ?Romans
| Lvl |  |  |  |  |
 |  ? | CP? | Production? |
|---|---|---|---|---|---|---|---|---|
| 1 | 200 | 450 | 510 | 120 | 0:00:41 | +6 (6) | 1 | 5% +5% |
| 2 | 360 | 810 | 920 | 215 | 0:01:13 | +3 (9) | 1 | 10% +5% |
| 3 | 650 | 1,460 | 1,650 | 390 | 0:02:02 | +3 (12) | 2 | 15% +5% |
| 4 | 1,165 | 2,625 | 2,975 | 700 | 0:03:15 | +3 (15) | 2 | 20% +5% |
| 5 | 2,100 | 4,725 | 5,355 | 1,260 | 0:05:04 | +3 (18) | 2 | 25% +5% |
Build times with a level 1 Main Building on this x100 world (Gold boosts and artifacts shorten them further). Population in brackets is the building's total at that level.