In 1513, Spanish explorer Vasco Núñez de Balboa made history by crossing the Isthmus of Panama, becoming the first European to sight the Pacific Ocean from the New World. This monumental achievement not only expanded European geographical knowledge but also paved the way for further exploration and eventual colonization of the Pacific coast. Balboa's claim of the ocean for Spain marked a significant moment in the Age of Exploration, as it opened new routes for trade and conquest.

Vasco Núñez de Balboa's sighting of the Pacific Ocean in 1513 expanded the European imagination regarding the New World. This monumental event inspired poets like John Milton to explore themes of vastness and human ambition, as seen in works that reflect on the limits of human endeavor and the grandeur of nature.