Mhhh... I'm the first !
"under Garabit bridge" (in french "sous le viaduc de Garabit")

Not a real game. Simutrans 120 RC + pak128 r1391. License CC-BY 3.0
addons : new electrification by me, willeme truck with wood trailer.
During the sixties, boats are good way to load some wood and stone from the mountains on the Truyère river. The "Aubrac express" moves into the Garabit bridge... Passengers like viewpoint on the valley !