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  <channel>
    <title>Bay Area Tunnels</title>
      <description><![CDATA[Pedestrian/bike, road, and train tunnels around the San Francisco Bay Area. I've included some closed/abandoned ones. Underpasses and cut&amp;cover jobs are generally not listed.]]></description>
    <managingEditor><![CDATA[<a target="_top" href="/mailto/?id=j"><img border="0" src="/mailto/j.gif" /></a>]]></managingEditor>

    <ymaps:Groups>
      <group>
	<title>Pedestrian/Bike</title>
	<id>ped</id>
      </group>
      <group>
	<title>Road</title>
	<id>road</id>
      </group>
      <group>
	<title>Train</title>
	<id>train</id>
      </group>
    </ymaps:Groups>


    <!-- Pedestrian/bike tunnels. -->

    <item>
      <title>CA4 offramp</title>
      <georss:point>38.01996 -121.94254</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Short ped/bike tunnel under a freeway offramp. Will probably be removed.]]></description>
    </item>

    <item>
      <title>Ygnacio</title>
      <georss:point>37.93157 -122.00337</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Takes the Ygnacio Canal Trail under Ygnacio Valley Road.]]></description>
    </item>

    <item>
      <title>Pleasant Hill</title>
      <georss:point>37.92185 -122.06101</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Takes the Contra Costa Canal trail under the BART tracks.]]></description>
    </item>

    <item>
      <title>Codornices</title>
      <georss:point>37.88607 -122.26251</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Between Codornices Park and the Berkeley Rose Garden, under Euclid Avenue.]]></description>
    </item>

    <item>
      <title>Montclair 1</title>
      <georss:point>37.81594 -122.20261</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Fairly obscure and little-used walkway under CA13 between Mountain Boulevard and Monterey Boulevard.]]></description>
    </item>

    <item>
      <title>Montclair 2</title>
      <georss:point>37.82769 -122.20896</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Pedestrian tunnel through a former railroad berm, now the Shepherd Canyon Trail.]]></description>
    </item>

    <item>
      <title>Olympic 1</title>
      <georss:point>37.70973 -122.49806</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[One of a series of pedestrian / golf cart tunnels under Skyline Boulevard, used by the Olympic Golf Club.]]></description>
    </item>

    <item>
      <title>Olympic 2</title>
      <georss:point>37.71181 -122.49814</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[One of a series of pedestrian / golf cart tunnels under Skyline Boulevard, used by the Olympic Golf Club.]]></description>
    </item>

    <item>
      <title>Presidio</title>
      <georss:point>37.79463 -122.46893</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Pedestrian / golf cart tunnel in the Presidio Golf Course.]]></description>
    </item>

    <item>
      <title>Homer</title>
      <georss:point>37.44094 -122.16052</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[From the end of Homer Avenue under the Caltrain tracks.]]></description>
    </item>

    <item>
      <title>California</title>
      <georss:point>37.42949 -122.14202</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Connects north and south California Avenue under Alma Street and the Caltrain tracks.]]></description>
    </item>

    <item>
      <title>Facebook</title>
      <georss:point>37.48203 -122.15093</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Connects Facebook's north and south buildings under the Bayfront Expressway.]]></description>
    </item>

    <item>
      <title>Alpine Road</title>
      <georss:point>37.31499 -122.18805</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Access from the Russian Ridge parking lot to Alpine Pond.]]></description>
    </item>

    <item>
      <title>Big Rock</title>
      <georss:point>38.04772 -122.62174</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Easier access to the Big Rock trail from the parking area on Lucas Valley Road.]]></description>
    </item>

    <item>
      <title>Cal Park ped</title>
      <georss:point>37.95194 -122.50904</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Pedestrian / bike path under Cal Park Hill, next to the prospective SMART tracks.]]></description>
    </item>

    <item>
      <title>Monroe</title>
      <georss:point>37.31663 -121.94330</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Connects segments of Monroe Street under some I280 off-ramps.]]></description>
    </item>

    <item>
      <title>Hester</title>
      <georss:point>37.33354 -121.91440</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Recently-rehabilitated pedestrian tunnel under The Alameda at Hester.]]></description>
    </item>

    <item>
      <title>E. Julian</title>
      <georss:point>37.35048 -121.87267</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Passage between the two halves of San Jose High School.]]></description>
    </item>

    <item>
      <title>Point Bonita</title>
      <georss:point>37.81799 -122.52942</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Access tunnel for the Point Bonita lighthouse.]]></description>
    </item>

    <item>
      <title>Crockett Ranch</title>
      <georss:point>38.04014 -122.21987</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Trail tunnel under Cummings Skyway.]]></description>
    </item>

    <item>
      <title>Safety Subway</title>
      <georss:point>37.71239 -122.40235</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Closed pedestrian tunnel under Bayshore Boulevard at San Bruno.]]></description>
    </item>

    <item>
      <title>Morris Olson Tunnel</title>
      <georss:point>37.74390 -122.40547</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Closed pedestrian tunnel under US101 from Faith.]]></description>
    </item>

    <item>
      <title>Byron Getchell Tunnel</title>
      <georss:point>37.72896 -122.40365</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Closed pedestrian tunnel under US101 from Burrows.]]></description>
    </item>

    <item>
      <title>Elmira Street</title>
      <georss:point>37.73658 -122.40378</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Closed pedestrian tunnel under I280 from Elmira.]]></description>
    </item>

    <item>
      <title>Santa Rosa Avenue</title>
      <georss:point>37.72666 -122.43603</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Pedestrian tunnel under Alemany at Santa Rosa. No trace remains.]]></description>
    </item>

    <item>
      <title>Galileo High School</title>
      <georss:point>37.80427 -122.42424</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[A tunnel under Bay Street for Galileo students.]]></description>
    </item>

    <item>
      <title>Horse / Cow tunnel</title>
      <georss:point>37.39215 -122.17048</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[A livestock tunnel under I280.]]></description>
    </item>

    <item>
      <title>Horse / Cow tunnel</title>
      <georss:point>37.40333 -122.18583</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[A livestock tunnel under I280.]]></description>
    </item>

    <item>
      <title>Sharp Park tunnel</title>
      <georss:point>37.62168 -122.48505</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Pedestrian / golf cart tunnel under CA1.]]></description>
    </item>

    <item>
      <title>Bay Bridge toll plaza tunnel</title>
      <georss:point>37.82375 -122.31357</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Pedestrian tunnel under eastbound I80 at the Bay Bridge toll plaza.]]></description>
    </item>

    <item>
      <title>Sutro Baths "Large" tunnel</title>
      <georss:point>37.78099 -122.51409</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Construction tunnel used by Sutro Baths, still open.]]></description>
    </item>

    <item>
      <title>Sutro Baths "Main" tunnel</title>
      <georss:point>37.78083 -122.51439</georss:point>
      <ymaps:GroupId>ped</ymaps:GroupId>
      <description><![CDATA[Seawater tunnel used by Sutro Baths, off limits.]]></description>
    </item>


    <!-- Road tunnels. -->

    <item>
      <title>Caldecott</title>
      <georss:point>37.85821 -122.21317</georss:point>
      <ymaps:GroupId>road</ymaps:GroupId>
      <description><![CDATA[The four parallel bores of the Caldecott Tunnel take CA24 through the Oakland Hills.]]></description>
    </item>

    <item>
      <title>Alameda</title>
      <georss:point>37.79204 -122.27512</georss:point>
      <ymaps:GroupId>road</ymaps:GroupId>
      <description><![CDATA[The Alameda Tube is actually two parallel tunnels a block apart, the Webster Tube and the Posey Tube.]]></description>
    </item>

    <item>
      <title>Robin Williams Rainbow</title>
      <georss:point>37.84474 -122.48615</georss:point>
      <ymaps:GroupId>road</ymaps:GroupId>
      <description><![CDATA[The US101 tunnel near the Golden Gate Bridge was previously called the Waldo Tunnel, but it was recently named for Robin Williams. It has long been famous for the rainbows painted on its south portals.]]></description>
    </item>

    <item>
      <title>Presidio MacArthur</title>
      <georss:point>37.79441 -122.46956</georss:point>
      <ymaps:GroupId>road</ymaps:GroupId>
      <description><![CDATA[Officially named for General Douglas MacArthur, but everyone just calls it the Presidio Tunnel. This was actually built by cut&amp;cover so I wouldn't normally list it, but it looks very much like a legit tunnel.]]></description>
    </item>

    <item>
      <title>Barry-Baker</title>
      <georss:point>37.84073 -122.49048</georss:point>
      <ymaps:GroupId>road</ymaps:GroupId>
      <description><![CDATA[An old military tunnel connecting Fort Barry and Fort Baker in the Marin Headlands. It's notable for being one-way, with the direction switched by stop lights every five minutes.]]></description>
    </item>

    <item>
      <title>Broadway</title>
      <georss:point>37.79684 -122.41445</georss:point>
      <ymaps:GroupId>road</ymaps:GroupId>
      <description><![CDATA[The Robert C. Levy Tunnel takes Broadway under Russian Hill.]]></description>
    </item>

    <item>
      <title>Stockton</title>
      <georss:point>37.79133 -122.40738</georss:point>
      <ymaps:GroupId>road</ymaps:GroupId>
      <description><![CDATA[Takes Stockton Street under a corner of Nob Hill.]]></description>
    </item>

    <item>
      <title>Point Richmond road</title>
      <georss:point>37.92227 -122.38505</georss:point>
      <ymaps:GroupId>road</ymaps:GroupId>
      <description><![CDATA[Road Tunnel through Nicholl's Knob, parallel to a train tunnel.]]></description>
    </item>

    <item>
      <title>Yerba Buena</title>
      <georss:point>37.80957 -122.36569</georss:point>
      <ymaps:GroupId>road</ymaps:GroupId>
      <description><![CDATA[One of the largest-diameter tunnels in the world, takes I80 through the heart of Yerba Buena Island.]]></description>
    </item>

    <item>
      <title>Northbrae</title>
      <georss:point>37.89010 -122.27265</georss:point>
      <ymaps:GroupId>road</ymaps:GroupId>
      <description><![CDATA[Originally a train tunnel, connects Sutter Street to Solano Avenue under Marin Circle.]]></description>
    </item>

    <item>
      <title>Devil's Slide</title>
      <georss:point>37.57775 -122.51233</georss:point>
      <ymaps:GroupId>road</ymaps:GroupId>
      <description><![CDATA[The Bay Area's newest tunnel, officially named for Congressman Tom Lantos.]]></description>
    </item>

    <item>
      <title>Tobin's Folly</title>
      <georss:point>37.66619 -122.49570</georss:point>
      <ymaps:GroupId>road</ymaps:GroupId>
      <description><![CDATA[Old abandoned car tunnel on the beach near Pacifica. <i>"Right opposite Mussel Rock is a low cliff promontory pierced by a tunnel about ten feet wide, ten feet high and 90 feet long. Known as Tobin's Folly, the tunnel was carved through the solid Franciscan rock for Hibernia Bank cofounder Richard Tobin in 1874. He wanted to be able to ride his buggy back and forth between his family's city home and their house in Rockaway Beach, Pacifica, south of Daly City."</i>]]></description>
    </item>

    <item>
      <title>Oceanside</title>
      <georss:point>37.72676 -122.50273</georss:point>
      <ymaps:GroupId>road</ymaps:GroupId>
      <description><![CDATA[One of two access roads for the Oceanside Water Pollution Control Plant is a very nice arched tunnel.]]></description>
    </item>


    <!-- Train tunnels. -->

    <item>
      <title>Bayshore Cutoff 1</title>
      <georss:point>37.76146 -122.39292</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[First of Caltrain's tunnels, under the north part of Potreto Hill.]]></description>
    </item>

    <item>
      <title>Bayshore Cutoff 2</title>
      <georss:point>37.75414 -122.39261</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[Second of Caltrain's tunnels, under the south part of Potreto Hill.]]></description>
    </item>

    <item>
      <title>Bayshore Cutoff 3</title>
      <georss:point>37.73343 -122.39576</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[Third of Caltrain's tunnels, under Bayview Hill.]]></description>
    </item>

    <item>
      <title>Bayshore Cutoff 4</title>
      <georss:point>37.71713 -122.39942</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[Fourth of Caltrain's tunnels, under 3rd Street and US101.]]></description>
    </item>

    <item>
      <title>Bayshore Cutoff 5</title>
      <georss:point>37.67607 -122.39092</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[Fifth of Caltrain's tunnels, under the edge of San Bruno Mountain. No longer used, only the north portal remains.]]></description>
    </item>

    <item>
      <title>Brisbane</title>
      <georss:point>37.69000 -122.40337</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[Short unused tunnel connecting the SP mainline with the Guadalupe Valley and Brisbane.]]></description>
    </item>

    <item>
      <title>Davis Point</title>
      <georss:point>38.05104 -122.25833</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[Short tunnel on the SP shoreline route.]]></description>
    </item>

    <item>
      <title>Franklin</title>
      <georss:point>37.99712 -122.17836</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[AT&SF tunnel under Franklin Ridge, between Pinole and Martinez.]]></description>
    </item>

    <item>
      <title>Altamont</title>
      <georss:point>37.73518 -121.62990</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[Abandoned tunnel in Altamont Pass, adjacent to the current active line.]]></description>
    </item>

    <item>
      <title>Niles Canyon 1</title>
      <georss:point>37.59094 -121.94323</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[Union Pacific tunnel in Niles Canyon]]></description>
    </item>

    <item>
      <title>Niles Canyon 2</title>
      <georss:point>37.59556 -121.92965</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[A second tunnel in Niles Canyon, this one is only 400' long.]]></description>
    </item>

    <item>
      <title>BART Transbay Tube</title>
      <georss:point>37.80504 -122.36294</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[While this is really just underwater cut&amp;cover, I'm counting it anyway because it is so impressive.]]></description>
    </item>

    <item>
      <title>BART Berkeley Hills</title>
      <georss:point>37.86242 -122.21381</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[From Berkeley to Orinda.]]></description>
    </item>

    <item>
      <title>Muni Twin Peaks</title>
      <georss:point>37.75426 -122.45087</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[Old, long, and deep tunnel under Twin Peaks, from the Castro to West Portal. Plus there's the Forest Hill station in the middle and an air shaft in the valley behind Laguna Honda hospital.]]></description>
    </item>

    <item>
      <title>Muni Sunset</title>
      <georss:point>37.76800 -122.44121</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[Takes the N Judah from Duboce Park to Cole Valley.]]></description>
    </item>

    <item>
      <title>Muni Central Subway</title>
      <georss:point>37.78770 -122.40689</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[Unlike the cut&amp;cover Market Street Subway, this one is a real tunnel, dug by a pair of TBMs.]]></description>
    </item>

    <item>
      <title>Fort Mason</title>
      <georss:point>37.80607 -122.42871</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[Not currently used but may be re-activated someday for an extension of Muni's waterfront trolley line. Used in the movie "Dirty Harry" as the scene of the attempted mugging.]]></description>
    </item>

    <item>
      <title>Point Richmond train</title>
      <georss:point>37.92231 -122.38539</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[Train Tunnel through Nicholl's Knob, parallel to a road tunnel. Used to serve a train ferry dock, now just barely used as part of a switchyard.]]></description>
    </item>

    <item>
      <title>Puerto Suello</title>
      <georss:point>37.98919 -122.52902</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[Former Northwestern Pacific tunnel berween Terra Linda and downtown San Rafael. Now used by SMART.]]></description>
    </item>

    <item>
      <title>Cal Park train</title>
      <georss:point>37.95202 -122.50915</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[Former Northwestern Pacific tunnel under Cal Park Hill between San Rafael and Larkspur Landing. Includes a pedestrian/bike passage and will soon be used again by SMART.]]></description>
    </item>

    <item>
      <title>Alto</title>
      <georss:point>37.91822 -122.52719</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[Former Northwestern Pacific tunnel between Corte Madera and Mill Valley. Closed and abandoned; the north portal is still there.]]></description>
    </item>

    <item>
      <title>Tiburon 1</title>
      <georss:point>37.90084 -122.48995</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[One of two Northwestern Pacific tunnels through the Tiburon Peninsula. Long abandoned, but the south portal is visible.]]></description>
    </item>

    <item>
      <title>Tiburon 2</title>
      <georss:point>37.90626 -122.50121</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[One of two Northwestern Pacific tunnels through the Tiburon Peninsula. Long abandoned, but the south portal is visible.]]></description>
    </item>

    <item>
      <title>Santa Cruz Summit</title>
      <georss:point>37.12994 -121.95614</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[Abandoned tunnel on the Santa Cruz Mountains line. From Wrights to Laurel.]]></description>
    </item>

    <item>
      <title>Santa Cruz Glenwood</title>
      <georss:point>37.11365 -121.97640</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[Abandoned tunnel on the Santa Cruz Mountains line. From Laurel to Glenwood.]]></description>
    </item>

    <item>
      <title>Santa Cruz Mountain Charlie</title>
      <georss:point>37.09958 -121.99794</georss:point>
      <ymaps:GroupId>train</ymaps:GroupId>
      <description><![CDATA[Abandoned tunnel on the Santa Cruz Mountains line. Short tunnel under Mountain Charlie Road.]]></description>
    </item>


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