| Optical surveyance was available in Closed beta, but does not exist in the VIP version of the game. The article is being kept for historic purposes. The VIP version of Optical surveyance can be found here. |
| Name | Picture | Required Research Facility | Time | Gold | Prerequisites | Rewards |
|---|---|---|---|---|---|---|
| Optical Surveyance | 
| University - 4 | ? | 120,000 | - | Decreases construction time |
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