Behind him lay the gray Azores,
Behind the Gates of Hercules;
Before him not the ghost of shores,
Before him only shoreless seas.

These lines come from Joaquin Miller’s poem “Columbus,” a late‑19th‑century romantic treatment of Christopher Columbus’s westward voyage. Miller frames the moment after the fleet has passed familiar Atlantic landmarks—the Azores and the Strait of Gibraltar (“the Gates of Hercules,” the classical boundary of the known world). The stanza dramatizes the psychological and navigational threshold at which Europe is literally behind the sailors and no land is visible ahead, emphasizing the historical imagination of exploration as a leap into the unknown.

In four compact lines, Miller evokes the moment of absolute commitment at sea: the known world has fallen behind (the Azores and the classical “Gates of Hercules,” i.e., Gibraltar), and ahead lies only the terrifying openness of the Atlantic—“not the ghost of shores.” The geography functions symbolically: once past the last familiar landmarks, the voyager enters a realm where maps and precedent offer little comfort. The stanza dramatizes the psychological threshold between security and discovery, capturing both the grandeur and dread of exploration. It can also be read more generally as an image of any irrevocable choice, when the past is fixed and the future is an unbounded, shoreless uncertainty.