Volcanic eruption and tsunami fears after Greek holiday hotspot hit by earthquakes
The last time Kolumbo experienced a major eruption was 1650, coughing out ash seen as far away as Turkey. Pyroclastic flows – fast-moving, searingly hot clouds of volcanic ash and gases – killed 70 ...
The incredible volcano with blue 'lava' that has become a dark tourism haven
A truly remarkable quirk of the natural world - this volcano lights up the night sky in an iridescent blue when its sulphuric ...