"...a camera up on a balloon, snapping photos, and stitching them into a map. Over the past 18 months, we’ve build a global community of mappers who use balloons and kites to take aerial photos, and our browser application MapKnitter to stitch them together. We've put our experience into a comprehensive balloon mapping kit that only costs $85 (shipping included) and comes with illustrated instructions."Follow the action at Grassroots Mapping plus map archive and support them via Kickstarter!
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