This weekend Drazen and I held a OpenStreetMap talk on Slobodni Festival 2009. After talk we asked people to join us for a Mapping Party. You will soon see much more
If you have bluetooth GPS dongle that you have laying around, or can borrow one from somebody, and like driving a bike or a car around then this is the guide for you.
Since I stated contributing to OpenStreetMap I got totally addicted to it :) I just love driving around with my bike around the city and why not also make a map while I'm enjoying