Noun
the isthmus that connects Central America and South America; was formerly called the Isthmus of Darien
Source: WordNetBalboa crossed the Isthmus of Darien Source: Internet
A recent example of tectonic control on ocean circulation is the formation of the Isthmus of Panama about 5 million years ago, which shut off direct mixing between the Atlantic and Pacific Oceans. Source: Internet
Career Panama In 1513, Pizarro accompanied Vasco Núñez de Balboa in his crossing of the Isthmus of Panama to the Pacific coast. citation The following year, Pedrarias Dávila became the newly appointed governor of Castilla de Oro and succeeded Balboa. Source: Internet
However, the quest for a westward route was resumed a few years later after explorer Nuñez de Balboa crossed the Isthmus of Panama in 1513 and discovered, from there, the Pacific Ocean, proving that this was in fact a New World. Source: Internet
The problem is that, and here the myth ends, the conquest by Vasco Núñez de Balboa, both of the Darien, the Isthmus of Panama, and the South Sea, was a tremendously violent event. Source: Internet
South America was settled by the even-toed ungulates only in Pliocene some three million years ago when the land bridge at the Isthmus of Panama formed. Source: Internet