In 2004 and 2011, two incredible tsunamis hit South and East Asia. Using survivor testimony and fascinating expert insights, this is an investigation into these two unimaginable modern tragedies.
Many densely populated cities are built on seismically active fault lines. Using survivor testimony and expert insights, this is an investigation of two catastrophic earthquakes in Haiti and Mexico City.
An investigation into two of the most devastating hurricanes of modern times, including Hurricane Katrina, which struck the Gulf Coast of America in 2005, and Hurricane Maria which hit Puerto Rico in 2017.
A look at a part of the world which has been popularly known as Tornado Alley, a vast stretch of the Central United States that experiences an unusually high frequency of strong to violent tornadoes each year.
This episode focuses on three disastrous mudslides in California, Venezuela, and in the small Welsh mining village of Aberfan.
The world's leading disease researchers provide insights on the outbreaks of Swine Flu and Ebola in places as diverse as West Africa, Hong Kong and Germany.
A look at the worst floods to occur along America's Mississippi River, as well as floods in New York City and from Germany's Elbe River.
Looking at active and dormant volcanoes from Vesuvius in Italy to Ki-lauea in Hawaii. Some of the world's leading volcanologists reveal the deadly secrets of the volcano.
An examination of two of the most blistering heatwaves in recent history, discovering why this extreme weather event is one of Mother Nature's most unrelenting killers.
A look at blizzards all over the world, including a pair of historic blizzards that hit the mid-Atlantic coast of America in 2010, and a shocking storm that struck Central Europe in 2017.