Other
Unesco: Carcassonnne
A very complete and very user-friendly website that includes a lot of historical information (about the Cathari, the art of war in the Middle Ages, the activities in the Medieval city, etc.)
The Wharton Group
Discover France: Languedoc Roussillon
A very brief overview of the French region of Languedoc-Roussillon. It includes a short history, a brief discussion of geology of the region, and an overview of Carcasonne, Montpellier, and Toulouse, the main cities of the region. There...