San Francisco Muni Gives The Twin Peaks Tunnel A Makeover — CBS San Francisco

SAN FRANCISCO (CBS SF) — After 100 years of helping to transport commuters daily from San Francisco’s West Portal neighborhood to downtown, the Twin Peaks Tunnel is getting a much-needed makeover. And it’s much more than just slapping on a little new paint and replacing a few old light fixtures. The San Francisco Municipal Transportation…

via San Francisco Muni Gives The Twin Peaks Tunnel A Makeover — CBS San Francisco