Melena (Definition) Melina is blood in the stool that is black, tarry, sticky, and smelly. The blood in melena comes from high up in the gastrointestinal tract, and gets partially digested which is why it changes to melena. Bright red blood comes from lower in the GI tract.
Pilatus rope park & summer toboggan run. A very particular attraction on Mount Piatus is the longest summer-toboggan run of Switzerland - a funny and sportive experience one should not miss. The adventurous, racy run down the 1350-metre long chrome-steel channel â the longest summer toboggan run in Switzerland â starts on FrÃ¤kmÃ¼ntegg (1415 m). The numerous twists, turns and dragons' dens (tunnels), promise fast fun from May to October with each run a memorable and exciting experience.
Earlier this week, the new longest tunnel in the world was completed. The Gotthard Base Tunnel started in 2004, and travels underneath the Swiss Alps for 35.4 miles. The cost of the project was just under $10 billion U.S., and now it is finally done, though it won't see its first passenger trains until next year.