When ordinary people desire the luxuries of the rich, ingenuity and innovation come together to take history in a new direction. From the obsession with silk to the fall of Constantinople, the discovery of the Americas to the launch of the Industrial Revolution, our desire for luxury has shaped our history and evolution.

The world is linked like never before. Modern transport and communications have resulted in a world that is wealthier, healthier, more mobile and better informed than ever before. But throughout history new trade routes have proved to be double-edged swords, opening the way to wealth as well as terrible dangers--among them revolutionary ideas and terrifying pandemics.