sutikshan
- Earth-Science , Geo-Tourism
- March 29, 2026
- 3 views
The Night the Canyon Moved: Terrifying Madison Slide, Montana
In Montana’s Madison River Canyon, the 1959 Hebgen Lake earthquake (magnitude 7.3–7.5) triggered the massive Madison Slide on August 17, 1959. An estimated 80 million tons of rock thundered down at speeds of up to 100 mph, blocking the Madison River and forming Earthquake Lake (Quake Lake).
