I love Berlin using twigs on the frozen Goldfischteich pond at the Tiergarten in Berlin, Germany

I love Berlin using twigs on the frozen Goldfischteich pond at the Tiergarten in Berlin, Germany in February 2014

The frozen Goldfischteich at the Tiergarten in Berlin, Germany

The frozen Goldfischteich at the Tiergarten in Berlin, Germany in February 2014

A frozen lake

People at a frozen lake at the Schönbrunn Palace, Vienna, Austria in January 2014

Heavy frost

Thick frost in Bruce, Canberra on a -8 degree Celsius morning in July 2011

Frozen pond

A pond in Bruce, Canberra partially frozen over on a -8 degree Celsius morning in July 2011

frozen pond

A frozen pond in Bruce, Canberra in July 2010