Umm, lets see hummmmm, I guess because archeaology has kind of shown it to be.
How has archaeology disproven the reliability of the New Testament?
O yeah and myths, you don't believe in Jupiter or Thor any more do you?
No, and neither did the early Christian witnesses of the resurrection.
Acts 14
11: And when the people saw what Paul had done, they lifted up their voices, saying in the speech of Lycaonia, The gods are come down to us in the likeness of men.
12: And they called Barnabas, Jupiter; and Paul, Mercurius, because he was the chief speaker.
13: Then the priest of Jupiter, which was before their city, brought oxen and garlands unto the gates, and would have done sacrifice with the people.
14: Which when the apostles, Barnabas and Paul, heard of, they rent their clothes, and ran in among the people, crying out,
15: And saying, Sirs, why do ye these things? We also are men of like passions with you, and preach unto you that ye should turn from these vanities unto the living God, which made heaven, and earth, and the sea, and all things that are therein: