Vasco Núñez de Balboa Curiosity · Jerez de los Caballeros, Sierra Suroeste, Badajoz The explorer Vasco Núñez de Balboa, discoverer of the Pacific Ocean, was born around 1475 in Jerez de los Caballeros, which claims him as one of its illustrious native sons. Nacimiento: hacia 1475 Photo: Luis Rogelio HM (CC BY-SA 2.0) What to see and do in Jerez de los Caballeros