A Siberian weather system forecasters have called the "beast from the east" brought the coldest temperatures for years to many regions. The freeze was expected to continue for much of the week.
In southern Romania, an 83-year-old woman from Adancata was found collapsed in the snow and died on the way to hospital, the Institute for Emergency Situations (ISU) said. A 65-year-old man was found dead late on Monday in the eastern county of Suceava, an official told state news agency Agerpres.
Record snowfall of 182 cm (72 inches) paralysed the northern Croatian town of Delnice and rescue services took several hours to evacuate residents in the nearby village of Mrzle Vodice. Temperatures hit a low of -20 degrees Celsius in Zavizan on the Velebit mountain.
Schools were closed in Bucharest and ten Romanian counties as well as across western and central Croatia.
A rare snowstorm in Rome on Monday prompted Italian authorities to call in the army to help clear the streets.
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