Salvete!
Here are some links to gateway sites (in different languages) on classical history:
Internet Ancient History Resource Guide - English - created by Dr. K. Verboven of the University of Ghent (Belgium)
http://www.flwi.rug.ac.be/IAHRG
Electronic Resources for Classicists: The Second Generation - created by Maria C. Pantelia
http://www.tlg.uci.edu/~tlg/index/resources.html
Pomoerium - created by Dr. R. Pankiewicz
http://pomoerium.com/
CLassics and Mediterranean Archaeology - created by Sebastian Heath, University of Michigan (USA)
http://rome.classics.lsa.umich.edu/welcome.html
Rassegna degli Strumenti Informatici per lo Studio dell'Antichità Classica - created by A. Cristofori, University of Bologna (Italy)
http://www.rassegna.unibo.it
KIRKE - Katalog der Internetressourcen für die Klassische Philologie aus Erlangen - created by Ulrich Schmitzer
http://www.phil.uni-erlangen.de/~p2latein/ressourc/ressourc.html
Bibliotheca Classica Selecta (BCS) - Une introduction aux études classiques - created by Jacques Poucet
http://www.fusl.ac.be/Files/General/BCS/Bib.html
These are all gateway sites created and updated by academic people.
Enjoy!!
Valete bene