Lying 22 miles south of Sierra Vista and 5 miles off SR 92, Coronado National Memorial was established to commemorate Francisco Vázquez de Coronado's exploration of the Southwest. The expedition, the first European venture across what is now the U.S.-Mexican border, began in February 1540 when the viceroy of Mexico sent young Coronado northward in search of gold from the fabled Seven Cities of Cíbola. Learn More...