Armero tragedy
The Armero tragedy occurred following the eruption of the Nevado del Ruiz stratovolcano in Tolima, Colombia, on November 13, 1985. More than 20,000 of the town’s almost 29,000 inhabitants were killed. Casualties in other towns, particularly Chinchiná, brought the overall death toll to 23,000. This was the second-deadliest volcanic disaster of the 20th century, surpassed only by the 1902 eruption of...