DYNAGIS offers a series of expansion packages, the DYNAGIS Pearls, for World Wind and/or Punt, those popular open source 3D global imaging systems. These DYNAGIS Pearls transform World Wind and/or Punt into an interactive 3D atlas by allowing users to
correlate images to demographic, geographic, and ecological data.
The full add-on package, the "DYNAGIS Golden Pearl is now available for FREE (CC licenced) in our download area.
(browse some Golden Pearl screenshots)