from level 61
| Origin: | One Step Ahead |  (50%) |
| The Lost City |  (50%) |
|
| Split City in Fall |  (16.6%) |
|
| Summer Minning Industry Bundle |  (100%) |
| Level | 7 |
| Appearance |  |
| Build Cost | – |
| Build Time | 5 minutes |
| Production | 7  = 7  |
| Production Time | 12 minutes |
Immediately Upgrade a Building: 6 
Move a Building: NO