Is Virtual Archaeology the hope to keep “alive” the Humankind Heritage in hazardous conditions such as wars, religious fundamentalism, natural disasters and so on and so forth?.. Yes, I think so..
The possibilities the Digital Archaeology are giving us are really endless.. And now we can see one of its more important applications.
I agree the digital models, obviously, are not a substitute of original ancient monuments but, maybe, the aerial photogrammetry (LiDAR), such as I guess this article reports, and the rest of Virtual Archaeology techniques, could be the only way to preserve them in this time..
You may be interested on to read this article:
Alex Santana, VIRTUALARCHAEOBLOG