What happens inside a volcano before it erupts?

Volcano sampling ASMR #kilauea

Hikers evacuated from trail as Fuego Volcano 'violently' erupts

Mount Etna Erupts Again: Fiery Lava Flows Light Up Sicily Sky | Volcano Eruption | #shorts

Tower of ash! - Popocatepetl volcano spews 3km plume into Mexico's skies

Hundreds evacuated as Guatemala's Fuego volcano erupts

Ash erupts from volcano in Japan

Volcano eruption forces Guatemalan families to flee

Popocatépetl Volcano Erupts, Sends 3.5-Km Ash Plume Over Mexico Skies | APT

Guatemalan Volcano Eruption Ends, Locals Return Home

Mount Merapi Erupts With Massive Ash Cloud

He knew the volcano was erupting, but REFUSED to leave… #morbidfacts

Lava Fountains Into Sky as Japan's Sakurajima Volcano Erupts | N18G

Massive Eruption of Volcán de Fuego in Guatemala

Families Evacuated as Guatemala's Fuego Volcano Erupts | N18G