Answer: Ponce de León explored the coast of Florida, including the Florida Keys, and discovered the Gulf Stream, a warm ocean current that would aid future Spanish ships returning from the New World.
Explanation: Juan Ponce de León was a Spanish explorer and conquistador who served as the first governor of Puerto Rico and led the first official European expedition to Florida. In 1474, he was born in Santervás de Campos, Valladolid, Spain.