Landslide Photo Collections

Searchable USGS Photo and Multimedia Archive with Ordering Information

This debris avalanche averaged a velocity of 140 km/hr. It dammed the Mantaro River causing 450 deaths. Many houses, farms, and roads were destroyed.

  • This photograph shows an aerial view of Mayunmarca landslide dam (Photograph from Servicio Aerofotografico Nacional del Peru.)
    mayunmarcaro...
  • This photograph shows the erosion gorge in the Mayunmarca landslide dam after the outlfow, more than 100 m (300 feet) deep.  (Photograph from Servicio Aerofotografico Nacional del Peru.)
    manyunmarcar...