Lead: In 1519 Ferdinand Magellan sailed from the port of Seville in Spain. Three years later one of his ships returned, having circumnavigated the globe. Such a voyage was possible because of a revolution in the technology of exploration.

Intro: A Moment in Time with Dan Roberts.

Content: That Europeans should increasingly find themselves on shores far from home came about as a result of advances in the design of ships, expansion in the understanding of navigation and a sea change, as it were, in the way overseas exploration was financed.

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