The Empire of the Plant People, also referred to as the Underground Plant Kingdom, is the setting of The ClueFinders 6th Grade Adventures: Empire of the Plant People.
Geography and DemographyEdit
The Empire of the Plant People is an underground civilization beneath San Francisco, California. It contains many winding passages and pits. Its population consists entirely of intelligent plants who are capable of movement and speech. For centuries, the empire remained peaceful and humans had no knowledge of it. However, the empire was threatened when industrial wastes started seeping into the kingdom, poisoning the water supply and its citizens.