This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Spaccato vulcano i. Volcan cross section Inactive volcan Fumarole Secondary volcanic pipe Volcanic pipe Crater Ash cloud Volcanic bomb Volcan cone Ash bed Solid lava flow Lava flow Magmatic chamber org Spaccatovulcano Luigi Chiesa modified bY Zimbres May UTC Free for all use Volcanological diagrams Block diagrams cartography