Floods, books & kids: Highlights of German election campaign

Germany's election campaign has largely focused on the three candidates hoping to succeed Angela Merkel as chancellor after four terms in office

BERLIN -- Germans go to the polls on Sunday to elect a new parliament and produce a new German leader after 16 years of having Angela Merkel at the helm. Merkel decided not to run for a fifth term and the election campaign has largely focused on the three candidates hoping to succeed her.

Here is a look at the highs, the lows and the unexpected that happened during Germany's latest campaign:

WHAT'S HOT, WHAT'S NOT

Climate change rose to the top of Germany's political agenda over the summer, following the deadly floods that hit western Germany in July and which experts say will become more likely if global warming continues.