From publisher blurb: Based on the short story "Ukungu", Valley of the Mist is a guide to the remote region deep in the Congo Valley, where diamonds are plentiful and dinosaurs still roam free. It is for Airship Daedalus players and GMs who need a "lost world" setting for their campaign. It's packed with everything needed to get exploring! Includes: History and backstory of the region to whet the players' appetites 2 full color 11x17 maps of the valley (1 ancient, one 1920s modern) - full rez map files are included in addition to being presented in the book 12 fully statted NPCs AEGIS encampment, 2 Silver Star encampments, diamond mine and typical Ape-Men enclave, maps included Special rules for dinosaur mounts 4 mission briefings