Twin Peaks Tunnel Construction and Opening (silent, 1917)

This 1917 footage showcases the impressive construction of San Francisco's Twin Peaks Tunnel, one of the city’s significant early engineering feats. The film reveals steam shovels, trucks, and workers as they dig and clear under the hills, carving out a path for the trolley tunnel. The footage also highlights the opening day with streetcars making their inaugural journeys, marking a milestone in San Francisco’s transit development and infrastructure expansion. Email us at footage@avgeeks.com if you have questions about the footage and are interested in using it in your project.