The Backstory: The unexplained blast that shook the world

The Backstory with Patty Steele - A podcast by iHeartPodcasts

On a beautiful summer morning in 1908, a massive explosion hit Siberia. It downed 80 million trees and lit the night sky 3,000 miles away in Sweden. But to this day, no one knows what caused it.See omnystudio.com/listener for privacy information.