Yardang Landform In Northwest China - A Yardang Is Formed In Cohesive Material. Yardangs Can Be Found In Most Deserts Across The Globe. Depending Upon The Winds And The Composition Of The Weakly Indurated Deposits Of Silt And Sand From Which They Are Carved, Yardangs May Form Very Unusual Shapes — Some Resemble Various Objects Or Even People. Photo