The popcorn snow that can trigger avalanches; a tornado caused by a colossal firestorm; and the wind in the Peak District that's strong enough to push a waterfall upwards. (Ep5/8) [AD,S]
From sapphire caves to bizarre blue lava and rainbow clouds, this episode exposes the invisible forces of nature behind the strangest bright and beautiful events on our planet. (S4 Ep7) [AD,S]
From sapphire caves to bizarre blue lava and rainbow clouds, this episode exposes the invisible forces of nature behind the strangest bright and beautiful events on our planet. (S4 Ep7) [AD,S]
Why is a lake in Canada coming out in spots? Plus, singing sand dunes, rare gravity waves, a pillar of ice sprouting from an English birdbath, an impressive Californian waterfall, and more. [AD,S]
Why is a lake in Canada coming out in spots? Plus, singing sand dunes, rare gravity waves, a pillar of ice sprouting from an English birdbath, an impressive Californian waterfall, and more. [AD,S]
Why is a lake in Canada coming out in spots? Plus, singing sand dunes, rare gravity waves, a pillar of ice sprouting from an English birdbath, an impressive Californian waterfall, and more. [AD,S]
The weather in this episode creates a strange symphony. Light sabre sounds resonate from icy lakes, rocks ring like bells, and deadly multiple twisters roar across the earth. (S4 Ep6) [AD,S]
The weather in this episode creates a strange symphony. Light sabre sounds resonate from icy lakes, rocks ring like bells, and deadly multiple twisters roar across the earth. (S4 Ep6) [AD,S]
Hailstorms, lightning and supercells unleash hell. Helicopters ignite the air, 'snowmageddon' hits Tucson and mysterious circles form in Namibia, while fish wash ashore in India. (S4 Ep4) [AD,S]
From icy waves in the Arctic to wobbly earth in England, this episode takes in biblical floods, exploding rocks, alien landscapes and earthquake lightning. (S4 Ep3) [AD,S]
The first episode in series four reveals the truth about deadly rain bombs, desert hailstorms, 'ropenadoes', seafloor volcanoes, lakes you can walk on and more. (S4 Ep1) [AD,S]