On This Day: September 25

"Silent, upon a peak in Darién," Vasco Núñez de Balboa becomes the first known European to see the Pacific Ocean in today's program, narrated by Encyclopædia Britannica's Kurt Heintz. And that's not all: U.S. President Grover Clevelend pardons Mormons for previous polyamorous marriages, Kurt discusses a segment from William Faulkner's As I Lay Dying, and a birthday roundup.