Results 2 results found The fortified St. Etienne cathedral built of black lava and dating from the 12th century, and Herault river, Agde town, Haut Languedoc, France, Europe The fortified St. Etienne cathedral built of black lava and dating from the 12th century, and Herault river, Agde town, Haut Languedoc, France, Europe Snakelocks Anemone Opelet (Anemonia viridis) in the port of Cap d'Agde, Herault, Occitania, France.