UKC

This is very cool, if you like science / technology

http://sci.esa.int/where_is_rosetta/
Click on the "info" symbol bottom right for instructions.

In reply to krikoman:

Some incredible maths must have gone in to getting it there, after slingshotting around the earth a couple of times over so many years.

In reply to rossowen:

Worth looking up this guy and the problems he worked on.
https://en.wikipedia.org/wiki/Michael_Minovitch