Diane interviews passersby at the Christmas market in Karlsruhe to learn about their Christmas traditions.

The officers investigate an unlikely break-in as the case of Jannik Sternberg becomes increasingly more suspicious.

Florian and Natali finish a great first dive with the basking sharks and then make their way to the coast of Holland.

Sing along with this joyful Christmas carol! Frohe Weihnachten!

Toasting your friends and setting off fireworks is an essential part of the New Year celebration, but unfortunately the animals in the Berlin Zoo don't feel the same way! See how the Berlin Zoo tries to deal with the problems of inner-city fireworks and their animals. (video copyright dpa)

Before leaving for training camp, the soccer team FSV Frankfurt rang in the New Year. At the New Year's reception, they announced the contract extension of head coach Benno Möhlmann.

"Mama arbeitet wieder" (Mom’s Going Back to Work) is a German TV drama focusing on gender roles. Mark is going back to Dubai after all and Corinna decides to move out of the house.

Singer Andreas Bourani sings the song "Auf uns" ("To Us"), his way of expressing the thankfulness he feels for love and life.

Jenny and two friends take us through the conjugations for the verb wissen ("to know") in multiple tenses. Viel Spaß beim Deutschlernen!

The construction site where Jannik Sternberg fell to his death comes under scrutiny. At the station, Dirk and Lothar realize that Nicki might need a bit more supervision.

Otto reveals his true feelings about performing in Kempten with the help of a lie detector.

Legendary German band Die Toten Hosen sing their song "Europa" about the adversity faced by refugees.

"Mama arbeitet wieder" (Mom’s Going Back to Work) is a German TV drama focusing on gender roles. Mark and Corry's separation is becoming a reality, but is Mark really ready to leave his family?

Florian and Natali join divers Joop and Felicia Stahlenburg in making underwater willow tipis for the endangered cuttlefish to spawn in.

Andreas Bourani sings his song "Auf anderen Wegen" ("On Different Paths") with piano and acoustic guitar accompaniment.