| Discovery Type | Historic Site |
| Discovery Name | serpent mound |
| Rank | ★★★★★(5) (Number of Stars on Discovery Name card) |
| explanation | A snake-shaped hill in eastern North America. There is a moat around the hill, and it appears to be a mausoleum, but there are many parts that are unknown. |
| The shape of the snake may be related to the constellation Stars. | |
| Era | |
| Deck Points | 9 (Required Deck Points for debate deck) |
| Difficulty | 13 (Rank of skills required for discovery) |
| Experience | 1120 (For adventure jobs. Excluding company benefits, beginner bonuses, etc.) |
| Remarks | A hill or a mausoleum? |
| 最終更新 | 2015-01-27 02:09:17 System |