Publisher's blurb: Inside this volume you'll find the following information ... An overview of the Plane of Air, including ways to get there, how to survive, how to get around, and what to avoid A look at the powerful entities on the plane, including the Elemental Lords of Air, the Confederation of Calypso, the Great Caliph of the Djinn, and the Wind Dukes of Aaqa! 8 new monsters, including the arrowhawk, noble djinni, nyth, prismatic cloud, sylph, swarm of stormworms, and vaati! Hazards to avoid on the Plane of Air, such as awe-inspiring elemental storms, maze-like Labyrinth Winds, and the deadly void maelstroms! 12 interesting sites and treasures to be found on the Plane of Air, including the Cloud City of Calypso, the Citadel of Ice and Steel, the Cyclone Palace of Yan-C-Bin, the Prismatic Fortress, the Sky Temple Ruins, and the Storm of Chaos! Adventure hooks for all tiers of play! Random encounter tables for djinni citadels, the Labyrinth Winds, the Sirocco Straits, and the Mistral Reach! Three new player options - the Air domain for clerics, the Windrunner archetype for rangers, and the School of Aeromancy tradition for wizards! A new background - Skyflyer!