Why do you posit something that can't happen to start with?
If you believe man landed on the moon you're deceived and are still locked into your indoctrination.
Actually—I am one of those “nutters” who believe Apollo was faked—but that said, I could be convinced otherwise.
The name-callers around here are not going to get it done—but there are many forms of evidence that could convince me to change my view.
The question is whether there is any evidence that could convince you that Mars is round.