© istockphoto| VESUVIO - Italia

© istockphoto| POPOCATÉPETL - Messico 

© istockphoto| MONTE ST. HELENS -  Stati Uniti 

© istockphoto| MONTE KILIMANJARO -  Tanziania

© istockphoto| MONTE FUJI - Giappone 

© istockphoto| VULCANO MAYON -  Filippine 

© istockphoto| MAUNA LOA -  Isole Hawaii

© istockphoto| ETNA - Sicilia

© istockphoto| VULCANO EL SALVADOR - San Salvador

© istockphoto| VULCANO ARENAL -  Costa Rica 

© istockphoto| MONTE BROMO E MONTE SEMERU - Isola di Java