첫 게시물인데.. 동영상을 바로 올리는건 실패 ㅋ

링크 보세요..

http://www.liveleak.com/view?i=fa1_1340006449

I found this stone near the river "Main" in Germany. I have absolutely no idea why the fk the stone is changing its spinning direction.. anybody an idea?
To proof that I didn´t use any magnets, I put it on the glas table!
It also looks like a prehistoric tool i think.

희안하네..

출처 : liveleak