Viaduc de Garabit, France

The Garabit viaduct is a railway arch bridge above the Truyère river, near Ruynes-en-Margeride, Cantal, France, in the mountainous Massif Central region.

Constructed between 1882 and 1884 by Gustave Eiffel, with structural engineering by Maurice Koechlin, and was opened in 1885. It is 565 m (1,854 ft) in length and has a principal arch of 165 m (541 ft) span.