Gulch.
Gulches are narrow and steep-sided valleys or ravines, typically formed by water erosion. They are commonly found in mountainous or hilly regions and can be a result of natural processes or human activities such as mining. Gulches can pose hazards like flooding and landslides due to their steep terrain.
Rocky planets
The word you are looking for is "crevice".
A gorge is a narrow valley with steep walls that is typically formed by the erosion of water and wind over time. The flowing water and wind gradually wear away the rock or land, creating a deep channel or canyon-like structure.
The hunter trekked over rough terrain in search of game.
arroyo
Gulch is a word used especially in the US, for a ravine or narrow watercourse.
The ravine was so rocky that the man triped Hope this helped
the ravine was so deep
Ravi.
the ravine was so deep that the man plunged in to the heavy rocks
The word "ravine" is a noun. It refers to a deep, narrow valley with steep sides typically carved by running water.
Take the horse down to the ravine so that he won't be conspicuous to anyone who rides by.
The opposite of a ravine is a hill or rise.
The deep, plunging ravine seemed to go on forever, but at last, I heard the clink of my penny, and retreated.
(noun) conduit, culvert, duct, outlet, pipe, watercourse
ravine