Doomsday: History's Most Dangerous Podcast Doomsday: History's Most Dangerous Podcast

The Nevado del Ruiz Armero Volcano Disaster of 1985 | Episode 111

Aug 5, 2026 · 55m

Summary

This episode details the 1985 Nevado del Ruiz eruption in Colombia, where a moderate blast triggered massive lahars that buried the town of Armero, killing 23,000 people. The host explains how indigenous myths lured Europeans to their deaths and analyzes the failure of evacuation efforts due to complacency and poor communication. It highlights the tragic story of Omyra Sanchez and offers practical survival tips for avoiding volcanic mudflows.

Topics discussed

Intro and Pee-Pee-Poo-Poo game promo Welcome to Doomsday and episode overview Colombia's geography and the myth of El Dorado Volcanology basics and Nevado del Ruiz monitoring Phreatic explosions and early warning signs The town of Armero and historical lahar risks The 1985 eruption and VEI classification The lahar destroys Armero The tragic story of Omaira Sanchez Lahar survival tips and normalcy bias Communication failures and total death toll Historical ranking and legacy of the disaster Outro, sponsor thanks, and final ads
Listen ad-free on Castria