When we break down the two theories of how the Grand Canyon was formed, it seems that the biggest difference is the amount of time and water. The evolutionists’ view is that a little bit of water eroded the Canyon over a long period of time through hard rock. The creationists’ view is that a whole lot of water over a relatively short amount of time cut the Canyon through layers laid down by the Flood.
But the bigger difference is in how the layers were formed in the first place. Was it millions of years of slow, particle-at-a-time deposition, or catastrophic
deposition during a global flood? What it really comes down to is whether we put our faith in the book given to us by God, or in the books written by man.