In the Highlands, around heart-shaped Lochan na h-Achlaise on Rannoch Moor, a Scottish drone enthusiast shot some spectacular footage.
The video shows the otherworldly snow-covered mountains and frozen water of the loch.
Frigid temperatures are currently sweeping the UK, with further snowfall and ice expected towards the end of this week.
The UK had its coldest night of the winter so far last night, as the cold snap continues to cause icy conditions across the country.
Loch Glascarnoch in the Scottish Highlands was the coldest spot in Britain as temperatures plummeted to -13.6C.
Meanwhile, across the Atlantic a polar vortex has seen temperatures fall to a low of -45C in some parts of the US, with the Midwest the worst affected region.
Lake Michigan, which borders Chicago, has frozen over, and people have been sharing spectacular pictures on social media.
Earlier this month, The Independent reported that Niagara Falls in Ontario, Canada, has also frozen over in parts, which made for mesmerising images.
