Niagara Falls has partially frozen for the second time this year, as North America suffers another extreme cold spell. The area experienced bitterly cold temperatures with a low of -10 degrees Celsius overnight.
ReutersReutersThe partially frozen falls are illuminated during a light showReutersA light show transforms ice formations into a fantastical landscapeReutersReutersReutersReutersNiagara froze earlier this year as the 'polar vortex' brought record low temperatures to much of North America. The picture above was taken on January 8, 2014Reuters
