What other say:
It was really a great work done by human
This is the historical place of the time of Budha, this was only for tourism but unfortunatley the enemies of Afghanistan damaeged it because in future Afghanistan will be a best country so thats why they not left us tourism places.
I think the statues were more ancient than told by the historians, even the statues were not build for religious purpose, may be made by aliens but retouched by Buddhist sculptors...!
The Buddha is our identity.