the german name for the common european pair grown by the shores of lake constance . it's about to go on a journey through the human digestive system. and it's a pretty rough ride from the get go our teeth take care of the basic mechanical side of breaking down the fruit next the ground up food costs would be a softer guess on into the stomach. the reason the pair then spends an hour or 2 drenched in the massive pot in preparation for the next stage and that takes place in the small intestine. for an insider's view scientists at this german medical research center have a cutting edge swallow ball camera at their disposal. but for all the gotcha tree precious little is known about the inner workings of our intestines. and. foliage the micro biome is largely still an unknown entity within our body even more so than much of the surface of the moon it's something we've only been able to start examining very recently in that respect it's like a black hole shots is. the 1st part of the small intestine has no microorganisms and is remarkably smooth louisa's trekked through t

jack overlaying who works as a harbor master at lake constance has joined them for this part of the trip. he's traveling around the world by sea and his small ship is docked at porto williams he's grateful for the ride in a harsh environment like this everyone helps each other. one last look at it. from here it's only about 20 nautical miles to porto williams the last time before cape horn. all of it folks knows that things are going to get serious soon. this is his office in bad palm stet in the german state of stress because when he planned the cape horn expedition down to the last detail. this little map is a bit worn we used it on our last expedition to antarctica but it will give you a good overview. because here's the southern tip of south america. and cape horn which is actually located on an island yes this is the strait of mcgill and which ferdinand mckellen crossed in 1519 about 100 years before the cape was discovered. it's an extremely difficult trip because the currents are so strong. and there are 2 narrow passages. on top of that is time powerful economic interests banned