Dodge, R.E., 1901, Landslides of Echo and of Vermillion Cliffs [abs.]: Geological Society of America Bulletin, v. 12, p. 485. Authors Dodge, R.E. Publication Date 1901 Citation Geological Society of America Bulletin, v. 12, p. 485. State AZ Province CP County CN Placenames Echo Cliffs Vermillion Cliffs Keywords Debris Flow Landslide Rock Avalanche More Keywords Debris Flow, Landslide, Rock Avalanche, AzGeoBib RefNum 2721