Twin Peaks Tunnel
Unfinished History
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Twin Peaks trolley tunnel under construction and opening ceremony.
Video: Prelinger Archives
Twin Peaks tunnel outlet at Castro, Market and 17th Streets, c. 1929. The other end of the tunnel was at West Portal, which became a commercial district after the trains started running.
Photos: Greg Gaar Collection, San Francisco, CA
May 2010
Photo: Michael Greene
