Alpenseen (Alpine Lakes) is a nature documentary that shows us the fascinating world of deep mountain lakes. Here we see many animals emerge from hibernation, and then catch a glimpse of what lies over one hundred meters below the surface.

Alpenseen (Alpine Lakes) is a nature documentary that shows us the fascinating world of deep mountain lakes. From the swiftly flowing streams to the cliffs high above, the area around the lakes hosts a number of different species.

Alpenseen (Alpine Lakes) is a nature documentary that shows us the fascinating world of deep mountain lakes. In this episode, we'll explore the mysterious "Lake of Blood" and some scandalous interspecies dating!

Alpenseen (Alpine Lakes) is a nature documentary that shows us the fascinating world of deep mountain lakes. In this part, we explore the mysterious "cow tracks" found throughout the Alps in stone. These are, in fact, ancient fossils from the time when this mountain range was an ocean floor.

Alpenseen (Alpine Lakes) is a nature documentary that shows us the fascinating world of deep mountain lakes. Here we see the female perch defending her spawn from North American crayfish, and look at the role of glaciers in storing Alpine water.

Alpenseen (Alpine Lakes) is a nature documentary that shows us the fascinating world of deep mountain lakes. Here we see the effects of global warming, from the melting ice on the mountains to the caves of Slovenia.

Alpine Lakes, a nature documentary, leads us into the fascinating world of deep mountain lakes. As snow covers the mountains, mammals and fish alike fight for survival.

Alpine Lakes, a nature documentary, leads us into the fascinating world of deep mountain lakes. When winter comes and the lakes freeze over, the fish under the thick ice cover have different ways of passing the time.

The International Green Week in Berlin is the world's most famous agricultural trade fair. This year the farmers are very pleased with the results and with the increased consumer interest in agricultural products and renewable production processes.
Copyright: Deutsche Presse Agentur [The German Press Agency]

For decades they have planned their return to earth with plans to ultimately conquer all! The Finnish director Timo Vuorensola has created an absurdly funny action-trash spectacle with "Iron Sky." DPA Video talked to actress Julia Dietze about the movie. Copyright: Deutsche Presse Agentur [The German Press Agency]

Who hasn’t dreamt of flying as a child? Skydivers live this dream and give us an insight into this exciting sport.

Why are sky divers always grinning and what sort of people participate in this sport anyway? In Part Two you’ll learn about all this and more.

Now to the heart of the matter: Reporter Petra Heissen risks a jump from an airplane.

The North Sea is an unpredictable and mysterious marine habitat, teeming with life. Join marine biologists Florian Graner and Natali Tesche-Ricciardi on an exciting adventure!

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