Valentijn Sessink - open source and open standards advocate (mainly in the Netherlands). I live in Zaandam (near Amsterdam). My gear: an AMOD AGL3080 gps unit; an OSM'ized Garmin Nüvi (thanks to the great http://www.mkgmap.org.uk/page/main mkgmap program), a camera and a bicycle.

OpenStreetMap is a free editable map of the whole world. It is made by people like you.

OpenStreetMap allows you to view, edit and use geographical data in a collaborative way from anywhere on Earth.

OpenStreetMap's hosting is kindly supported by the UCL VR Centre and bytemark.