santorini_g2406.jpg (Photo: Tom Pfeiffer)
More on VolcanoDiscovery
Etna's steam rings
: A collection of fantastic vortex rings ("smoke rings") we observed recently on Etna.
Photos taken on our our tours.
- volcano adventures, group photos, expedition and camp life, people and impressions.
Earthquakes near Volcanoes
: Our world-wide map continuously detects shallow earthquakes near volcanoes. These could be early signs of unrest and often precede eruptions.