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
Millau During the summer, the highest land of the municipality does not retain rain water and becomes arid. Some game in the area is protected and regulated by the hunting missions which gather quails, Hobby falcon, hawks, lizards, deer, wild boars, deer and mountain sheep. The expansion of the bed of the river Tarn in the city and the creation of a raw discharge linked to its expansion has slowed and lowered the level of the river that now sees the proliferation of aquatic buttercup which is reveling in the stagnant water. This has also led to a decline in wild