When Lois Lane and Jimmy Olsen face the wrath of the Incas, only Superman's quick thinking stands between them and certain doom. As the tension mounts, Clark Kent must employ his superhuman wit to pull off an elaborate ruse in the depths of an ancient dungeon. Can he outsmart a civilization that has survived for centuries in secrecy, or will his plan unravel at the seams?

Original Air Date: December 12, 1941