You sent us your images of the severe cold snap gripping Europe. John, from Berlin, sent this photo taken from an ice breaker boat on the frozen River Spree in the German capital.
A swan flying over the icy River Spree in Berlin, also from John.
Sebastian Merz sent this picture of Stockholm harbour at night. "This picture shows how the ice is slowly sneaking into the fresh water of Stockholm harbour," he said.
Also feeling the Swedish cold is this duck in Karlstad, photographed by Guy Thomas.
Nicholas Koligiannis sent this picture of the Acropolis in Athens "as a reminder to those who think that Greece is a tropical country," he said.
The snow has also spread to the Greek island of Lesvos, as Karolina Denning's picture from the village of Eressos shows.
Snowmen have been spotted throughout the island of Lesvos. (Pic: Karolina Denning)
Pavle Milekic captured steam rising from the Neva River in Saint Petersburg, Russia.
Adrian Woodroffe sent this image of the River Trotus in Comanesti, Romania. "The day time temperature in the town has recently been as low as minus 25C," he said.
"It's been snowing in Milan since yesterday morning, non-stop! There's 10 inches of snow outside!" (Pic: Jess Santiago)
Paul Crispin captured the snow in Rottenburg, Germany.