Hebiflux.com brings us a video showing the use of 3D in Flash, capping the tour off with Small Worlds, with many of the demos using Papervision to create 3D environments. a Flash-based virtual world:
6 months of 3D in flash in 10 minutes from Galdric on Vimeo.
That is a great video piece, thank you! The flash entry into the space has come along way.