What If The Roman Empire rejected Christianity?

What If Caesar and Alexander swapped bodies, and Japan discovered the Americas? [SPECIAL +1000 SUBS]

What If Carthage had won The Punic Wars?

What If Rome had discovered gunpowder?

What If Julius Caesar was not assassinated?

What If The Byzantine Empire rejected Christianity?

What If The Roman Empire conquered Arabia?

What If Atlantis existed?

What If Augustus was immortal?