North America is a continent in the Northern Hemisphere and almost fully in the Western Hemisphere, bordered on the north by the Arctic Ocean, on the east by the North Atlantic Ocean, on the south by the Caribbean Sea, and on the west by th...

The Mesoamerican Long Count calendar is a non-repeating, vigesimal (base-20) and base-18 calendar used by several Pre-Columbian Mesoamerican cultures, most notably the Maya. For this reason, it is sometimes known as the Maya (or Mayan) Long...

The Viking Age is the period from 793 AD to 1066 AD in European history, especially Northern European and Scandinavian history, following the Germanic Iron Age. It is the period of history when Scandinavian Norsemen explored Europe by its s...

The Dresden Codex is a pre-Columbian Maya book of the eleventh or twelfth century of the Yucatecan Maya in Chichén Itzá. The Maya codex is believed to be a copy of an original text of some three or four hundred years earlier. Historians sa...

Between AD 900 and 1150, Chaco Canyon was a major center of culture for the Ancient Pueblo Peoples. Chacoans quarried sandstone blocks and hauled timber from great distances, assembling 15 major complexes which remained the largest building...

Leif Ericson was a Norse explorer known to be the first European to have landed in North America (presumably in Newfoundland, Canada). It is believed that Leif was born about 970 in Iceland, the son of Erik the Red, a Norwegian explorer and...

Margaret I was queen consort of Norway and Sweden, omnipotent ruler of Denmark, Norway and Sweden, and founder of the Kalmar Union, which united the Scandinavian countries for over a century. De facto a queen regnant, the laws of contempora...

Rowan Gavin Paton Menzies was a British author and retired submarine lieutenant-commander who has written books promoting claims that the Chinese sailed to America before Columbus. Historians have rejected Menzies' theories and assertions a...

Pedrarias Dávila (Pedro Arias de Ávila) y Ortiz de Cota, was a Spanish colonial administrator. He led the first great Spanish expedition in the New World. In 1519 he founded Panama City and moved his capital there in 1524. Moreover, he w...

John Cabot was an Italian navigator and explorer. His 1497 voyage to the coast of North America under the commission of Henry VII of England is the earliest known European exploration of coastal North America since the Norse visits to Vinla...

Isabella I was Queen of Castile and León. She and her husband Ferdinand II of Aragon brought stability to both kingdoms that became the basis for the unification of Spain. Later the two laid the foundations for the political unification of...

Christopher Columbus was an explorer, colonizer, and navigator, born in the Republic of Genoa, in northwestern Italy. Under the auspices of the Catholic Monarchs of Spain, he completed four voyages across the Atlantic Ocean that led to gene...

Ferdinand II, called the Catholic, was in his own right the King of Sicily from 1468 and King of Aragon from 1479. As a consequence of his marriage to Isabella I, he was King of Castile jure uxoris as Ferdinand V from 1474 until her death i...

Peter Martyr d'Anghiera was an Italian-born historian of Spain and its discoveries during the Age of Exploration. He wrote the first accounts of explorations in Central and South America in a series of letters and reports, grouped in the or...

Juan de la Cosa was a Spanish cartographer, conquistador and explorer. He made the earliest extant European world map to incorporate the territories of the Americas that were discovered in the 15th century, sailed with Christopher Columbus...