Lava boils, its gurgling rebounding off the walls, and its movements under the surface creating a low hum and sporadic rumbling. Heated air whooshes upward, barely audible. The magma sloshes and spatters.
Lava boils, its gurgling rebounding off the walls, and its movements under the surface creating a low hum and sporadic rumbling. Heated air whooshes upward, barely audible. The magma sloshes and spatters.