Caldera
A sinkhole forms.
Caldera.
sinkhole
You run for your life ;)
Shakehole or Sinkhole - when the collapse extends to the surface. (Not all cave roof collapses disturb the surface above.)
A sinkhole is formed when the roof of a cave collapses.
calderacalderaIt forms a caldera.
the roof of the magma chamber collapses forming caldera
A large hole formed when a roof of a cave collapses.
Its called a "caldera".
A large hole formed when a roof of a cave collapses.