Viaduct with larger spans, typically lack sufficient horizontal and vertical clearance for large ships. See the Chesapeake Bay Bridge-Tunnel. The Millau Viaduct is a cable-stayed road-bridge that spans the valley of the river Tarn near Millau in southern France. Designed by the French bridge engineer Michel Virlogeux, in collaboration with architect Norman Robert Foster, it is the tallest vehicular bridge in the world, with one pier's summit at 343 metres (1,125 ft)—slightly taller than the Eiffel Tower and only 38 m (125 ft) shorter than the Empire State Building. It was formally dedicated on 14 December 2004 and opened to traffic
France into their environment are large bridges; an example of the way this has been done is the Millau Viaduct. Some famous modern French architects include Jean Nouvel, Dominique Perrault, Christian de Portzamparc or Paul Andreu. The earliest French literature dates from the Middle Ages, when what is now known as modern France did not have a single, uniform language. There were several languages and dialects and writers used their own spelling and grammar. Some authors of French mediaeval texts are unknown, such as "Tristan and Iseult" and "Lancelot-Grail". Other authors are known, for example Chrétien de Troyes and Duke William