Volcanos Picture Gallery
Click on pictures to enlarge or obtain more information.
Azores - Lagoa de Fogo (crater lake)
Lava Stalactites - Pico (Azores)
Pico in Winter
Lava tube cave on Pico
Lava Tube Formation
This requires Pahoehoe lava which has the correct thickness to form a crust/tube from the inside of which the still-molten lava then pours out. Roof collapses frequently allow access to these caves.
Azores - tectonic plates
Faial - Capelinhos erupting 1957/58
courtesy of Foto Jovial, Horta, Faial