Pretty sure that’s how we got here in the first place.

Is there a sub-collegiate history class that doesn’t?

That there was some guy who heard a voice and then financed and built a 150 meter boat by himself, got a breeding pair of every single land species on Earth onto said boat, and kept them from starving, killing each other, or otherwise becoming unable to reproduce until after the entire surface area of the planet was no longer covered in water.