Located in Styria between vineyards and gentle hills, the Hornegg Estate has a long tradition in sustainable fish farming. We accompany Heinrich Holler and learn not only about fish, but also about respectful interaction with nature.

In this part, the journey continues to the Nock Mountains and to Friesach—to castles, old silver mines, and a very special bat population.

Jan Böhmermann and the panel discuss to what extent people really live in "filter bubbles" in which they only hear political perspectives that reinforce their own ideas. He thinks it's not as big of a threat as people believe.