No visible ventilation though. Goto 37.338457, -116.314041 ...military vehicle??? Vehicle also visible to the east.
Something Underground???
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© Bing Maps
By hw4x @ 2014-04-01 19:50:22
emilykind_
@ 2019-01-29 13:49:50
could be munitions
Anonymous
@ 2021-09-13 17:38:22
It’s a cross roads of underground tunnels. Be careful what you post