All Scenarios
Browse all alternate history scenarios across different time periods and regions.
What If the Battle of Marathon Was Lost?
Exploring how world history would have unfolded if Persian forces had defeated the Athenians at Marathon in 490 BCE, potentially altering the development of Western civilization.
What If Alexander the Great Invaded China?
Exploring how world history would have unfolded if Alexander the Great had continued his eastward conquests after India, leading to a direct encounter between Hellenistic and Chinese civilizations.
What If Ancient Greece Developed Modern Banking?
Exploring how economic and political development might have unfolded if Greek city-states had created sophisticated financial institutions, potentially accelerating economic development throughout the ancient Mediterranean.
What If Rome Embraced Greek Philosophy More Fully?
Exploring how Western intellectual history might have developed if Roman culture had more deeply integrated Greek philosophical traditions, potentially creating a different relationship between reason, religion, and political power.
What If Hero of Alexandria's Steam Engine Was Developed Further?
Exploring how history might have unfolded if ancient Greeks had recognized the practical applications of Hero's aeolipile, potentially triggering an industrial revolution nearly two millennia early.
What If Cleopatra and Caesarion Survived?
Exploring how world history would have unfolded if Cleopatra and her son by Julius Caesar escaped Egypt and established a power base elsewhere, potentially creating a rival dynasty to challenge Rome.