As mentioned Canada had no part, and it wasn't burnt down, some parts charred by the fire other parts intact, a storm miraculously appeared and put out all the fires in the city. Now according too Ancient Astronauts Theorist, It was ET that intervene making it rain.
Although the above is stretching it en-masse, I believe it's plausible ancient astronauts visited earth, if you take into consideration countless of ancient cultures, North & South American Indians, Hindu they have 33 million gods, Egyptians, Romans, etc., old texts; "we were created by Star, or Sun Gods." Note many claim from Orion's Belt.
C.U.