Microsoft had a pretty impressive demo of a 3D recreation of Notre Dame using photos scrapped from Flickr back in 2007: https://www.ted.com/talks/blaise_aguera

Microsoft had a pretty impressive demo of a 3D recreation of Notre Dame using photos scrapped from Flickr back in 2007: https://www.ted.com/talks/blaise_aguera_y_arcas_demos_photosynth?language=en https://www.ted.com/talks/blaise_aguera_y_arcas_demos_photos... I believe they used to have a viewer for the model available on the web, but I can't seem to find it at the moment (maybe it died when Microsoft killed their PhotoSynth product).