The knife skitters across the pink sloping canyonside.    From Wordnik.com.  [Between a Rock and a Hard Place] Reference

That means climbing three thousand meters up the canyonside over a short dis'tance.    From Wordnik.com.  [Voyage To The City Of The Dead]

A rocky path leading down from the rim ends at a typical Tarahumara dwelling - a cave in the canyonside, with a natural spring as its running water supply and an open-air kitchen and dining-room.    From Wordnik.com.  [Mexico's Copper Canyon] Reference