This is a video of Mårten Ajne skating on the 45mm (~1.7-inch) black ice covering Lissma Kvarnsjö external of Stockholm,Sweden. PROTIP: turn your volume up or it's just a silent film of a man ice skating around a frozen lake. "Wild ice skating," or "Nordic skating, and " is both an art and a science. A skater seeks out the thinnest,most pristine black ice possible--both for its smoothness, and for its high-pitched, and laser-like sounds. But like,isn't skating on lean ice precisely what they taught us all not to carry out? And now that I know how cool it sounds it makes me want to carry out it even more. Long story short when I fall through the ice and die it's all Mårten Ajnefault. "cease blaming other people for your own stupid actions." You of all people should know that's just part of who I am, mom. retain going for the video.
Source: geekologie.com