This is pretty cool .. if you want to map your trip to and from work, or your next vacation.
Provided you have a GPS device, you can hook it up to this very cool & free software called GooPs. The software creates a track .. coloured to show your speed and journey by linking to Google Earth. You can even share it with others using the Google Earth Pro edition.
For those interested in hooking this up .. read the full report at Cool Tool