hamburg

Helpers in boats lead swans from their wintering grounds back to the Aussenalster river in Hamburg, northern Germany, on March 17, 2015. Around 120 swans were moved from their ice-free winter home back to the city center

Daniel Bockwoldt/DPA/AFP

Helpers in boats lead swans from their wintering grounds back to the Alster river in Hamburg, northern Germany. Around 120 swans were moved from their ice-free winter home back to the city centre

Gray goose take off as a person sits on October 14, 2013 in Hamburg.

Maja Hitij/AFP

A man sits on a wooden chair in Hamburg on Monday, surrounded by grey geese.