"Flat but lumpy, like an improperly made bed. Marshes groan and gurgle wetly. Why do the Theosophists speak of this place?"Grunting Fen, an island in the Sea of Voices near Polythreme, speaks like its more well-known neighbor. It once had inhabitants, but most of these were killed in a peasant revolt. London's most Watchful may visit and explore as part of the Dilmun Club's scientific expeditions.