A Panoramic view of the current excavations:
http://www.proxima-veritati.auckland.ac.nz/Herculaneum/Papiri/index.html

A site dedicated to the eruption in 79 AD:
http://ad79.wetpaint.com/page/Villa+of+the+Papyri


The Philodemus Project (a focus on the scrolls):
http://www.humnet.ucla.edu/humnet/classics/philodemus/philhome.htm


The Getty Villa:
http://www.getty.edu/visit/see_do/architecture.html