Ylvis - two Norwegian brothers made this insanely funny and disturbingly catchy song about one of the greatest mysteries of all time, the Stonehenge.
They've made a lot of other funny videos too, and if you remember "What does the fox say?", that was also made by Ylvis.
I am really fascinated by the Stonehenge. I know that one popular theory is that it has been used as some kind of calendar, but who knows. What is your theory?
Here are ten theories on why it was built:
http://www.care2.com/causes/10-theories-about-the-mysteries-of-stonehenge.html
Susanne