You suspecting things does not constitute evidence of those things.
Which ancients were correct? The Sumerians, the Chinese, the Romans, the Vikings, the Egyptians, the Mayans, the Maoris, the Aborigines, the Native Americans?
If there was a world wide flood, more cultures would have some kind of record for it. After all, there are cultures older than the Biblical ones, that obviously survived your alleged flood, without even noticing it. How did they survive and why didn't they notice it?
The Earth didn't begin to revolve, it was already revolving while it was being formed, some 4 billion years ago.
The continents are separating at the same rate they have always done, more or less.
Yes, myths and fairy tales can be wonderful. That's kind of their purpose; lifting us up from the mundane everyday life, into a magic land.
It's not healthy to live in that magic land though, dad. Come down to Earth again, please.