On 31 May 1970 a landslide caused by the 1970 Ancash earthquake buried the town of Yungay , killing 25,000 persons . Only 92 people survived , most of whom were in the cemetery and stadium at the time of the earthquake . The regional capital , Huaraz , as well as Caraz and Aija were partially destroyed
1970 Ancash earthquake
1970 Ancash earthquake
Callejón de Huaylas