And remember, a thesis is a big umbrella, so if you ever write about geography, please yell that from the mountaintops. How'd you like that pun? All right, let me go see if I can't find myself some water or something. I'll be right back. I think for the last, look at the river, amazing. I think for the last like a thousand years, the first question on the regions is something to do with water. Water is humongous in terms of early development of civilizations.