Six Waves of Evidence for the Genesis Flood
From answersingenesis.org*
Wave One
Fossils of sea creatures high above sea level due to the ocean waters having flooded over the continents
Wave Two
Rapid burial of plants and animals
Wave Three
Rapidly deposited sediment layers spread across vast areas
Wave Four
Sediment transported long distances
Wave Five
Rapid or no erosion between strata
Wave Six
Many strata laid down in rapid succession
* See evidence “wave” details at http://www.answersingenesis.org/get-answers/features/worldwide-flood-evidence.
And the Seventh:
Because God said so!
Genesis 6:17
And, behold, I, even I,do bring a flood of waters upon the earth, to destroy all flesh, wherein is the breath of life, from under heaven;and every thing that is in the earth shall die.