The Twin Peaks Tunnel is a 2.27-mile-long light rail/streetcar tunnel in San Francisco, California. The tunnel runs under Twin Peaks and is used by the K Ingleside, L Taraval, M Ocean View and S Shutt
Twin Peaks Tunnel at Forest Hill station
The (now replaced) east portal of the Twin Peaks Tunnel in February 1967
Profile of Twin Peaks Tunnel, showing excavation progress as of 1916
Route of Twin Peaks Tunnel, 1916
Muni Metro is a light rail system serving San Francisco, California, United States. Operated by the San Francisco Municipal Railway, a part of the San Francisco Municipal Transportation Agency, Muni's
An inbound T Third Street train at Castro station in 2013
An inbound N Judah train at 48th Avenue in 2019
K Ingleside USSLRV passes an M Ocean View PCC car at West Portal, November 1980.