Three other vents, one strongly spattering, the other two (upper right) only emitting weak lava flows. hawaii_e7315.jpg (c)
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Meer op VolcanoDiscovery:
Etna's steam rings
: A collection of fantastic vortex rings ("smoke rings") we observed recently on Etna.
Volcano & eruption special tours
: Tours dedicated to usually a single volcano currently in eruption. These trip, sometimes offered only last-minute through our newsletter, are among the most adventurous and most popular in our program.
Glossary of geologic terms
: A growing list of often illustrated explanations and definitions of geological terms and keywords, with focus on volcanology and seismology.