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Départs garantis:
2-18 nov. 2019: Volcans et Épices - Mer des Moluques (Sulawesi, Indonésie)
17-21 nov. 2019: Spécial Volcan Krakatau - Le Krakatau, détroit de la Sonde
17-30 nov. 2019: Désert, sels et volcans - Désert de Danakil (Éthiopie)
9-17 mai 2020: Montagnes de Feu - du Stromboli à l'Etna - Eoliennes + Etna
11-29 août 2020: Kamchatka - Land of Colors - Kamchatka (Russia)
: Places libres / : Départ garanti / : Quelques places disponibles / : Groupe fermé

Photo de la journée

Strange fountains on the Yellow Lake at Dallol show the yellow color of the water. The color is not caused by sulfur, but probably bacteria living on hydrocarbons. (Photo: Tom Pfeiffer)
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Fuego volcano during a strong strombolian explosion seen from the southwest. (Photo: Tom Pfeiffer)
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A small erosion gully exposes the youngest volcanic layers from Tolbachik: different ash and pumice layers can be recognized. (Photo: Tom Pfeiffer)
392 Hits
Koryaksky stratovolcano (Sep 2018) (Photo: Tom Pfeiffer)
410 Hits
1 Feb
Photographing the colourful crystals at Sulphur Banks (Photo: Ingrid Smet)
224 Hits
Day 6: Standing in the centre of what used to be a boiling hot lava lake where the thick cooled crust cracked and buckled as the level of the liquid lake dropped when some of the lava drained back into the vent (Photo: Ingrid Smet)
192 Hits
A zigzag road takes you from the beach town of Kamari up to the mountain location of the archaeological site of Ancient Thera, built on a rocky promontory next to the higest mountain of Profitis Ilias. (Photo: Ingrid Smet)
173 Hits
The explosive activity generates a continuous ash plume. (Photo: Tom Pfeiffer)
209 Hits
Two persons standing at the edge of the crater, which is filled to its rim; in some areas such as here, overflows have destabilized the rim and caused spectacular erosion by collapse of instable parts on the steep flank. (Photo: Tom Pfeiffer)
1098 Hits
Zoom onto a "smoke ring" ejected from the NW vent - a ring vortex caused by a pulse of gas ejected from a circular vent. (Photo: Tom Pfeiffer)
437 Hits
Les éruptions les plus fortes jettent des blcs et des bombes de lave incandescentes loin du cratère jusqu'à la forêt à l'est du cone. (Photo: Tom Pfeiffer)
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Our group's perfect observation spot inside Benbow's crater.  (Photo: Tom Pfeiffer)
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A steam ring is being sent into the air from the hornito-like vent in the NW area of the crater. (Photo: Tom Pfeiffer)
390 Hits
Another larger glowing rockfall. (Photo: Galih Jati)
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dallol_d21824.jpg (Photo: Tom Pfeiffer)
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View on the active south crater from the southern rim. The sun shines on the yellow walls of the caldera. In the background, the steaming north crater is visible. (Photo: Tom Pfeiffer)
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Thanks to the risen level of the lake, the rim near the campsite now offers unobstructed, perfect views of the whole lake. And thanks to the prevailing easterly winds, it is also usually clear of the fumes, perfect for observation. (Photo: Tom Pfeiffer)
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View from the south onto the caldera. To the left, the complex of the Polyvotis craters and lava dome and in the center the Stefanos crater. (c)
2956 Hits
Coral reef of Emae Island (Photo: Tom Pfeiffer)
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View of some tundra-covered low mountains during the flight towards ... (Photo: Tom Pfeiffer)
726 Hits
Ash emission with lightning (Photo: Galih Jati)
701 Hits
Hot thermal spring near Lassen volcano (Photo: Tom Pfeiffer)
644 Hits
The spattering is interrupted from time to time by mild to moderate strombolian-type explosions. (Photo: Tom Pfeiffer)
339 Hits
Houses in Stromboli (Photo: Tom Pfeiffer)
206 Hits
Ushkovsky, Klyuchevskoy, Kamen and Bezymianny volcanoes are ligned up in the background. (Photo: Tom Pfeiffer)
311 Hits
Sometimes, spattering is stronger when larger lava bubbles burst on the surface of a little lava lake inside the vent.  (Photo: Tom Pfeiffer)
1265 Hits
Trapped gasses start to escape in violent fountains at the margin of the lake. (Photo: Tom Pfeiffer)
1144 Hits
Wave erosion has cut out a narrow fissure through the ash deposit. With time, this widens into a channel. (Photo: Tom Pfeiffer)
1096 Hits
Akrotiri beach (Photo: Tom Pfeiffer)
1095 Hits
Forest and fog on Acatenango (Photo: Tom Pfeiffer)
1136 Hits
Adamas in the evening (Photo: Tom Pfeiffer)
1105 Hits
The Ancient Greek theatre at Plaka in Milos (Photo: Tom Pfeiffer)
1174 Hits
1 Mar
A lava fountain and pieces of crust around sinking into the lava lake (Photo: Tom Pfeiffer)
1019 Hits
The central crater, Voragine, of Etna. (Photo: Tom Pfeiffer)
1035 Hits
Ash fingers following trails of ejected bombs during a vulcanian explosion of Krakatau (Oct 2018) (Photo: Galih Jati)
924 Hits

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