A gulch is a geographical feature, not just any small valley or ditch.

Natural Formation

Gulches are specifically carved out by the rapid flow of a stream.

Fast Stream

The sides of a gulch are steep, which is a distinct characteristic.

Steep Sides

 The holy man Black Elk, said, "I did not know then how much was ended. When I look back now from this high hill of my old age, I can still see the butchered women and children lying heaped and scattered all along the crooked gulch,

Aaron Huey: America's...

 but the crown jewel in connie's collection comes from a tree that started growing 900 years ago all right so here's a piece of the colorado river actually this site uh trail gulch is is right in the

The Water Crisis PIPE...

 know then how much was ended when I looked back now from this high hill of my old age I can still see the butchered women and children lying heaped and scattered all along the crooked gulch as