| Name | Image | Effect |
| Alchemist's Lab |  | Produces 1 Mercury a day. |
| Crystal Cavern |  | Produces 1 Crystal a day. |
| Gem Pond |  | Produces 1 Gem a day. |
| Gold Mine |  | Produces 1000 Gold a day. |
| Ore Pit |  | Produces 2 Ore a day. |
| Sawmill |  | Produces 2 Wood a day. |
| Sulfur Dune |  | Produces 1 Sulfur a day. |
| Cartographer |  | Pay 1000 gold to remove the shroud from the underworld. |
| Campfire |  | +400-600 Gold, +4-6 of a random resource other than Gold. |
| Obelisk |  | Reveals a portion of the Puzzle Map. May only be visted once per player. |
| Pillar of Fire |  | Shoud is removed withing 20 tiles of the Observatory. |
| Sign |  | Displays a message. |