A few hundred years ago, the known physical world was a lot smaller. With the discovery of the 'new world' (and its gold deposits), many Europeans were emboldened to find out more about what was out there and wasted no time launching ships and staking claims. Here are many of the more successful.
a Spanish Basque conquistador. He headed for the Americas in 1535 enrolled in the expedition of Pedro de Mendoza and participated in the founding of Buenos Aires. He explored the Paraná and Paraguay Rivers along with Juan de Ayolas and was commanding the rear-guard when Ayolas's advance party were wiped out by the Payagua Indians.
