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The entrance to the Old San Cristobal Mine Tunnel is eerie, yet exciting.
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View looking northwest up the peninsula from Castillero Trail.
The Old San Cristobal Mine Tunnel hides right within the hillside.
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Joan Pendleton
Jan 1, 2017 near Almaden Valley, CA
“The entrance to the Old San Cristobal Mine Tunnel is eerie, yet exciting.”  

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Nearby Photos

The entrance to the Old San Cristobal Mine Tunnel is eerie, yet exciting.
The Old San Cristobal Mine Tunnel hides right within the hillside.
Mine Hill Trail winds through hilly wooded terrain in east Quicksilver Park.
On Castillero Trail, approaching the ruins. Mine Hill Rotary Furnace used to extract mercury from cinnabar in the early 20th century
A winter day on Castillero Trail.
This is the view approaching the remnants of April Trestle on April Trail. Mining ore cars brought cinnabar (mercury ore) out of the April Tunnel at the left end of April Trestle.
April Trestle (remnants seen here) carried cinnabar (mercury ore) in mining cars out of April Tunnel, which cut deep into Mine Hill.
View looking northwest up the peninsula from Castillero Trail.
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Nearby

Quicksilver History Loop

8.0 mi 12.9 km
 13 ROUTE
Almaden Valley, CA

Mine Hill Trail

7.1 mi 11.4 km
 4
Almaden Valley, CA

San Cristobal Mine Spur

0.1 mi 0.1 km
Connector
Almaden Valley, CA
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