The Cartographer's Last Map

Idris Vane has spent forty years making the world legible. She has surveyed frozen straits, named mountain ranges that had no names, and corrected the errors of men who believed confidence was the same as accuracy. Now she is dying -- a slow, certain thing she has measured the way she measures everything else -- and the empire's Geographical Office has come to her with one final commission: chart the Uncharted Reaches, the vast shifting territory beyond the Ferrond Coast where every previous expedition has returned with maps that contradict themselves and each other. She accepts. She takes her apprentice Cassian, a borrowed sloop, and a crew who would rather believe in sea-spirits than in a sick old woman's instruments. What they find in the Reaches is not wilderness but something stranger: a landscape with its own logic, its own memory, and very possibly its own intentions -- an advent