Although not as common as in the United States, tornados do take place in Europe. It is reported the continent experiences anywhere from 200 to 400 tornadoes each year. As this map shows ...

but much of present-day Europe is based on the lines drawn following the conflict sparked by Princip's bullet. (Pull cursor to the right from 1914 to see 1914 map and to the left from 2014 to see ...