Now playing Next Italy Watch: Sicily's Mount Etna bursts into life Europe's highest and most active volcano burst into life at 3am (CET). 31/05/2019
Now playing Next No Comment Spectacular eruptions from Mount Etna light up night sky Italy's Mount Etna lit up the night sky with bursts of sweltering hot lava on Friday (May 31) as the Sicilian volcano lurched into activity. 31/05/2019
Now playing Next USA 'I couldn't do anything for them': Doomed tour boat sank in just 7 seconds "The people had been plunged into the river in the darkness and shouted, 'Help me!' while floundering in the waters. But I couldn't do anything for them." 31/05/2019
Now playing Next USA Skipper of ship that struck tour boat on Danube, killing at least 7, arrested Seven people are confirmed dead in the accident, and 21 people are missing. 31/05/2019
Now playing Next World News 'Dangerously high levels of antibiotics found in world's major rivers' Overexposure to antibiotics through river pollution can lead to antibiotic resistance in humans - a potentially deadly outcome. 30/05/2019
Now playing Next Hungary Hopes fade for tourists missing after fatal boat sinking on River Danube Hopes are fading for 21 South Korean tourists and Hungarian crew still missing after the fatal sinking of a tourist boat on the River Danube in Budapest 30/05/2019
Now playing Next Musica Michael Bublé: "Be in the moment" With more than 60 million records sold, many awards and now back on stage: the king of swing Michael Bublé is currently on world tour. We met up with the mega star in Birmingham. 30/05/2019
Now playing Next Hungary Captain of larger ship arrested over deadly Budapest boat smash Rescue workers were searching a vast length of the River Danube on Thursday for 21 tourists and crew missing after a sightseeing boat collided with a larger ship and sank within seconds. 30/05/2019
Now playing Next Hungary 7 dead, 21 missing after Budapest tourist boat sinks in seconds Seven people are dead and 20 missing after a pleasure boat carrying South Koreans was struck by another vessel in the Hungarian capital. 30/05/2019
Now playing Next Hungary At least 7 dead, 20 missing after boat touring Budapest sinks in Danube The sightseeing vessel had at least 32 South Korean passengers when it collided with another vessel and sank in Hungary. 30/05/2019
Now playing Next Green News How Justin Bieber shut down an Icelandic beauty spot The Fjaðrárgljúfur canyon in Iceland has been closed to the public after hordes of visitors flocked to the site. 29/05/2019
Now playing Next USA Hawaii hiker who survived 17 days in forest says she never felt fearful Amanda Eller, 35, called the ordeal an "opportunity to overcome fear of everything" and said a prayer for another missing Hawaii hiker. 29/05/2019
Now playing Next No Comment Roofs fly off as tornadoes tear across Jefferson City An outbreak of nasty storms spawned tornadoes that razed homes, flattened trees, tossed cars across a dealership lot and injured dozens of people in Missouri's capital city and killed at least three others elsewhere in the state. 24/05/2019
Now playing Next Series Belovezhskaya Pushcha: the oldest nature reserve in Europe In partnership with Minsk 2019 The once immense primeval forest is home to the European bison, the heaviest surviving wild land animal in Europe. 24/05/2019
Now playing Next Living A new floating pool on the Thames is about to become a reality Our interview with architect Chris Romer-Lee from Studio Octopi about the opening of the Thames Baths in London. 22/05/2019
Now playing Next USA Scientists find 414 million pieces of plastic debris on remote islands The extraordinary haul means we may have underestimated the scale of the world's plastic problem. 21/05/2019
Now playing Next Switzerland Swiss voters approve stricter gun control laws to fit with EU rules Switzerland — one of the most heavily armed countries in Europe — voted to comply with stricter European Union gun laws in a referendum Sunday. 18/05/2019