Alpine Lakes is a nature documentary, which leads us into the fascinating world of deep mountain lakes. We conquer ice palaces of unsuspected beauty. In the freezers, in which elves, fairies and mountain trolls once did their mischief, we move, using a special breathing technique and with special cameras in search of nocturnal hunters, whose eyes are equipped with residual light amplifying receptors.

Grete has been living and volunteering in a city near Tel Aviv for the last nine months. In this video, she speaks about her decision to live in Israel for a longer period of time.

Donna and Cettina are enjoying the sunny day and grilling in their garden, and at the same time they're conjugating the verb "to grill" for Yabla students. Guten Appetit beim Lernen!

Barbara leads the class through a series of signs and what is allowed and not allowed using the verb "dürfen." Viel Spaß beim Deutschlernen!

Barbara teaches the class to describe common German signs using modal verbs. Viel Spaß beim Deutschlernen!

We encounter signs every day, but can we describe what they mean using modal verbs? In this lesson, Barbara leads the class through a variety of common signs. Viel Spaß beim Deutschlernen!

Barbara gives the class a lesson not only about modal verbs, but how to obey a couple of the many signs in Germany, such as those here forbidding the eating of ice cream and warning you to be careful on the stairs. Viel Spaß beim Deutschlernen!

What's cuter than a baby polar bear? Two baby polar bears! The recent birth of twins at the Munich Zoo has caused a media sensation. Watch this report to see for yourself! Copyright: Deutsche Presse Agentur [The German Press Agency]

The students' talents and interests are revealed as Barbara coaches her class on how to speak about a person in the present tense. Viel Spaß beim Deutschlernen!

Barbara has the great idea to set the class up in a kind of interview round, and it appears that Shannon has a special talent for drinking in Kneipen! Who would have guessed? Viel Spaß beim Deutschlernen!

Somebody hasn't been doing their homework, but they are going to get extra homework tonight to make up for it. Strict but fair, as they say about Barbara. Watch this video to learn some basics about the past tense. Viel Spaß beim Deutschlernen!

German Yabla host Duk Hee takes her dog Noon on a walk through the converted airport Tempelhof Park in Berlin and shows us how he meets up with his doggy friends and plays dead if you make the "bang" sound and give him a treat! Viel Spaß beim Deutschlernen!

Barbara explains the difference between present tense and preterite tense, giving some excellent examples of the difference in pronunciation between "ö" and "o" along the way. Unfortunately Courtney neglected to do her homework, and though Barbara totally busts her on it, she is very nice about it anyway. Viel Spaß beim Deutschlernen!

Barbara's students have dutifully done their homework assignments and prove that they are now able to deal with modal verbs. Viel Spaß beim Deutschlernen!

Barbara is back with some fresh new faces in her Tübingen classroom. See how Will and Alex really nail it. On the other hand, maybe some other students skipped their homework in favor of the local brew? Viel Spaß beim Deutschlernen!