US temperatures set to plummet to record lows
Parts of America and Canada are experiencing near record-breaking low temperatures from a severe winter storm that has claimed at least 16 lives.
Niagara Falls frozen in time amid Arctic chill
The Niagara Falls have been partly frozen into a cascade of icicles as a result of the extremely cold weather in Canada and the US.
These photos show the US side of the falls pictured from Ontario in Canada on Wednesday.
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Will we get America's Big Freeze and snow?
As much of the US experiences a dangerous and severe cold spell, does the UK have anything to worry about?
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Boiling water trick shows how cold it is in America
As the US battles sub-zero temperatures, ITV News Washington correspondent Robert Moore illustrates just how cold it is in Minnesota.
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'Polar vortex' due to hit midwest America
Leaders across America are urging residents to stay in their homes as "polar vortex" batters the east coast after snowstorm Hercules.