Tarn (river) a mean flow of approximately . The Millau Viaduct spans the valley of the Tarn near Millau, and is now one of the area's most popular attractions. The tributaries of the Tarn include: The Tarn separates the Narbonne and Aquitaine basins. The Tarn passes through the following departments and towns: The Millau Viaduct, the tallest bridge in the world, carrying the A75 autoroute across the Tarn Gorge near Millau, opened in December 2004. The Tarn is famous for its brutal floodings, which are the most dangerous in Europe along with the Danube. The flooding of March 1930 saw the Tarn
Richard de Millau before him. He was made Archbishop of Narbonne, in circumstance of controversy and held the see from 1106 till1121. His Nephew, Arnaud de Lévézou, whould also eb Bishop of Narbonne and other Nephews would hold see in Arles and d'Aix. His father Richard Millau was, Viscount of Millau and Rixinde, His mother a daughter of Bérenger, Viscount of Narbonne. So Richard was therefore part of the viscount family of Millau and the Gévaudan, holders of the Rodez County, Count of Toulouse. Through his mother, he is allied to the viscount of Narbonne, and the house of Carcassonne. Of his siblings