A blast of Arctic air from the polar vortex has brought dangerous, bone-chilling cold to a wide swath of the United States on Tuesday, stretching from the Dakotas through Maine, with snow expected as far south as Alabama and Georgia. Arctic air and icy conditions led schools to close, flights to be cancelled and railway officials to set fires on train tracks to prevent them from cracking.
Here's your weekly digest of photographs that prove that it's a bizarre world out there!
These images from across the globe tell that it is a crazy world out there!
Temperatures have plunged to -30 degree Celsius (-22F) and below in parts of North America as extreme cold weather known as a polar vortex strikes the region. At least eight people are reported to have died in incidents related to the weather.