The Galerie des machines was a pavilion built for the 1889 Exposition Universelle in Paris. Located in the Grenelle district, the huge pavilion was made of iron, steel and glass.

The Exposition Universelle of 1889, better known in English as the 1889 Paris Exposition, was a world's fair held in Paris, France, from 6 May to 31 October 1889. It was the fifth of ten major expositions held in the city between 1855 and 1937. It attracted more than thirty-two million visitors. The most famous structure created for the exposition, and still remaining, is the Eiffel Tower.