Ben Kacyra : World 's most historic , treasured sites are always at risk of destruction . He says technology developed for the construction industry can rapidly digitize sites . Kacyra 's nonprofit CyArk is preserving 500 world heritage sites . Score: 6
Ben Kacyra : World 's most historic , treasured sites are always at risk of destruction . He says technology developed for the construction industry can rapidly digitize sites . Kacyra 's nonprofit CyArk is preserving 500 world heritage sites . He says the world is at risk of losing its collective memory and heritage .