Praised as not only a gifted storyteller but also a master of speculative fiction ("LibraryJournal"), bestselling author Stephen Baxter brings his epic Northland trilogy to a close as a once-thriving civilization faces winter without end.... Many generations ago, the Wall was built to hold back the sea. A simple dam, it grew into a vast linear city, home to scholars, builders, and merchants. Northland s prosperity survived wars and unrest and brought...