speed x100Treasury
Holds artifacts. Destroy the Treasury of a Natar stronghold, then attack with your hero to capture its artifact; a level 10 Treasury holds a small artifact, level 20 a large or unique one.
All levels ?Romans
| Lvl |  |  |  |  |
 |  ? | CP? | Artifact size (1 small, 2 any)? |
|---|---|---|---|---|---|---|---|---|
| 1 | 2,880 | 2,740 | 2,580 | 990 | 0:01:20 | +4 (4) | 7 | 0 |
| 2 | 3,630 | 3,450 | 3,250 | 1,245 | 0:01:36 | +2 (6) | 9 | 0 |
| 3 | 4,570 | 4,350 | 4,095 | 1,570 | 0:01:54 | +2 (8) | 10 | 0 |
| 4 | 5,760 | 5,480 | 5,160 | 1,980 | 0:02:15 | +2 (10) | 12 | 0 |
| 5 | 7,260 | 6,905 | 6,505 | 2,495 | 0:02:40 | +2 (12) | 15 | 0 |
| 6 | 9,145 | 8,700 | 8,195 | 3,145 | 0:03:09 | +3 (15) | 18 | 0 |
| 7 | 11,525 | 10,965 | 10,325 | 3,960 | 0:03:42 | +3 (18) | 21 | 0 |
| 8 | 14,520 | 13,815 | 13,010 | 4,990 | 0:04:20 | +3 (21) | 26 | 0 |
| 9 | 18,295 | 17,405 | 16,390 | 6,290 | 0:05:05 | +3 (24) | 31 | 0 |
| 10 | 23,055 | 21,930 | 20,650 | 7,925 | 0:05:57 | +3 (27) | 37 | 1 +1 |
| 11 | 29,045 | 27,635 | 26,020 | 9,985 | 0:06:57 | +3 (30) | 45 | 1 |
| 12 | 36,600 | 34,820 | 32,785 | 12,580 | 0:08:07 | +3 (33) | 53 | 1 |
| 13 | 46,115 | 43,875 | 41,310 | 15,850 | 0:09:27 | +3 (36) | 64 | 1 |
| 14 | 58,105 | 55,280 | 52,050 | 19,975 | 0:11:01 | +3 (39) | 77 | 1 |
| 15 | 73,210 | 69,655 | 65,585 | 25,165 | 0:12:50 | +3 (42) | 92 | 1 |
| 16 | 92,245 | 87,760 | 82,640 | 31,710 | 0:14:56 | +4 (46) | 111 | 1 |
| 17 | 116,230 | 110,580 | 104,125 | 39,955 | 0:17:23 | +4 (50) | 133 | 1 |
| 18 | 146,450 | 139,330 | 131,195 | 50,340 | 0:20:12 | +4 (54) | 160 | 1 |
| 19 | 184,530 | 175,560 | 165,305 | 63,430 | 0:23:29 | +4 (58) | 192 | 1 |
| 20 | 232,505 | 221,205 | 208,285 | 79,925 | 0:27:18 | +4 (62) | 230 | 2 +1 |
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.