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1. OpenStreetMap David Zwarg OSM Boston Mapping Party June 18 th , 2010 www.azavea.com

2. What is OpenStreetMap? “ OpenStreetMap creates and provides free geographic data such as street maps to anyone who wants them. --http://wiki.openstreetmap.org/

9. Middlesex Fells Reservation

10. Berlin, Germany

11. Beijing, China

12. Syndey, Australia

13. Port-au-Prince, Haiti http://www.slideshare.net/chippy/openstreetmap-case-study-haiti-crisis-response

14. Port-au-Prince, Haiti http://www.slideshare.net/chippy/openstreetmap-case-study-haiti-crisis-response

15. Port-au-Prince, Haiti http://www.slideshare.net/chippy/openstreetmap-case-study-haiti-crisis-response

16. OSM 2008 – A Year of Edits http://vimeo.com/2598878