These items come from the Book of the River Nations, from Jon Brazer Enterprises.
- Apiary: A beekeeper and hive system to make honey and pollinate the local farms. This can be built in the same hex as a farm.
- Aqueduct: Wood or stone structure providing freshwater to farms and cities away from rivers and lakes. This building can be in the same hex as any other development.
- Camp: A home base for workers gathering natural resources in the area-such as logging in a forest, fishing
- Fort: A small protected structure for country folk to retreat to in times of emergency. If later incorporated into a city, it counts as a watchtower. It can be in a hex with any other open space development.
- Herbal Cultivar: Some herbs cannot be moved from where they grow naturally. In this case, the herbalist must live near the rare herb.
- Mine: A series of tunnels following the load vane (salt, gems, metal, mineral), It may also contain a miners camp, dump sites for the excess rock and a small refinery to make the ore or metal easier to transport. This development can only be built in hill and mountain hexes.
- Reservoir: You declare a natural lake or other body of water in a hex to be a kingdom’s water source and order its protection. An aqueduct can be built from the reservoir.
- Royal Reserve: An area of land set aside by the ruler preventing hunting by all but those invited by the ruler. This nature preserve can be used for food during poor growing season, a royal vacation spot, or a private warden training ground.
- Signal Tower: Tall structure bearing a bright fire, alerting the kingdom of an emergency. It can be in the same hex as other developments. It cannot be built in a forest
- Winery: A vineyard, processing and storage area. Wineries help to improve the nation’s morale by keeping the people in spirits and limits the need to import.