human
Create a description of a risky scene outside wilderness ravine with stairs.
assistant
Piles of jagged rocks fill the end of the ravine, deposited by some long-ago landslide or explosion that has completely concealed whatever route the ancient stream that carved out the ravine took to disappear into the earth. A steep ladder of crude stairs extends up the north wall, transformed by the rubble and muddy runoff from above into an unstable and treacherous climb.