as a coward. Bruce becomes Batman and discovers that his look-a-like is Olaf Erickson who was disgraced in battle and is now a prisoner. Batman rescues Olaf Erickson. He then faces several challenges posing as Olaf which help prove his courage. Olaf then leads an expedition to America where Batman's scientific knowledge saves the Vikings from an Indian attack. Olaf redeems himself in the process. The Vikings then honor him with the carving. Carter hypnotizes Bruce where they are sent back in time to 1854 to discover what really happened to the treasure of Rex Spears, the ancestor of one of Bruce Wayne's friends. They discover that Spears and young orphan Lorenzo Bagg are transporting the money by stagecoach. Bandits attack the coach forcing Spears to retreat into a canyon. The former prospector is fatally bitten by a rattlesnake. Before dying, he buried the treasure in the canyon. Batman and Robin then see an avalanche which covers the area. When Bruce and Dick return to their own time, they are able to remember the location of the treasure. They then aid the descendants of Rex Spears and Lorenzo Bagg to uncover the money and the will of Rex Spears. Carter sends Batman and Robin into the future where they accidentally prevent the apprehension of the space pirate Zarro since the police chief looks like Joker. To make up for the mistake, Batman offers to help stop the space pirates that have been looting space ships. Batman takes a job at the Milman space ship factory where he suspects the pirates are being tipped off. With Batman's help, Zarro is apprehended. A saboteur damages Milman's best ship, so Batman enters a specially-constructed Bat-Ship in a race around the Solar System. The saboteur strikes again, but Batman wins the race anyway. Batman then fingers the engineer Erkham and the saboteur who was working for a rival company. Bruce Wayne discovers a 13th Century Chinese rocket that displays Batman's picture. Carter Nichols sends him and Dick back in time to meet Marco Polo and discover the secret of the rocket. They save Polo's life, but they are unable to stop his rival Bahung from taking over Polo's territory and troops with a deceitful trick. Batman and Robin then ride to warn Kubla Khan about Bahung's invasion. To earn Kubla Khan's trust, Batman and Robin perform circus tricks. They then expose a traitor named