Lava can move quite fast. A fair amount of recorded photos and videos of eruptions were taken by people who realized they would not escape. The lahars are the

Lava can move quite fast. A fair amount of recorded photos and videos of eruptions were taken by people who realized they would not escape. The lahars are the scariest. They’re landslides that can go down river valleys at speeds exceeding 200km/hr. https://www.usgs.gov/programs/VHP/lahars-move-rapidly-down-valleys-rivers-concrete https://www.usgs.gov/programs/VHP/lahars-move-rapidly-down-v...