Although hints of a crisis appeared as early as the 1570s, the temperature by the end of the sixteenth century plummeted so drastically that Mediterranean harbors were covered with ice, birds literally dropped out of the sky, and "frost fairs" were erected on a frozen Thames-with kiosks, taverns, and even brothels that become a semi-permanent part of the city. Recounting the deep legacy and far-ranging consequences of this "Little Ice Age," acclaimed historian Philipp Blom reveals how the European landscape had suddenly, but ineradicably, changed by the mid-seventeenth century. While apocalyptic weather patterns destroyed entire harvests and incited mass migrations, they gave rise to the growth of European cities,