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ADTrees in the forest, Hackids solarbots, Stroossen Wibbelt, Cyberpunk Fridays, Hackids geocache, Ubuntu 11.04 Release Party, Make it awesome, Geocaching 1, Cocktail workshop, PHP-Toolset Introduction, Geocaching 0, Geocaching, General Assembly March 2011, Syndelights meeting, Present Your Project, Sushi Workshop, Inkscape Basics, Go, 27C3 Peace Missions, PresentUnwrapping