Judgment of Blood (Gearteeth, #2)

In 1890, a disease that turned sane men into ravenous werewolves swept through the United States like wildfire. On the brink of humanity's extinction, Nikola Tesla and a mysterious order of scientists known as the Tellurians revealed a bold plan: the uninfected would abandon the Earth's surface by rising up in floating salvation cities, iron and steel metropolises that carried tens of thousands of refugees above the savage apocalypse. The remnants of mankind huddled fearfully in the clouds,...