Volcanic Odysseys

Volcanologist Tom Pfeiffer takes a group to Erta Ale. But first they'll need to cross the Danakil Depression - one of the planet's most inhospitable places.

For Tom Pfeiffer, any volcanic activity in Indonesia is of interest due to the location of the largest eruption in modern history, Krakatoa. Now, Anak, a son of Krakatoa, appears to be going into a more violent phase.

Volcano watchers and volcanologists are hoping to see a short and very intense eruption from Italy's Mount Etna.

Geologist Phillip Ong finally has his chance to explore the Hawaiian volcano Kilauea after a collapse of the crater floor and a huge eruption drains it lava.

With approximately 130 active volcanoes, volcanologist Tom Pfeiffer leads an expedition to Indonesia - arguably the most active place on earth.

Discover the story of Aztec warrior Popocatépetl - a giant active volcano - who erupts to wake his princess Iztaccíhuatl, a neighbouring ice-capped volcano.