Revision of Open Aerial Map project is collecting free data from Tue, 01/29/2008 - 22:45

The OpenStreetMap (OSM) project is well on its way to producing a free, user-editable street-level vector map of the world. OpenAerialMap (OAM) is similar in scope, committed to building a free, bird's-eye photographic map of the world. But it faces a unique set of challenges.