Carving an artificial cavern under NYC David Pescovitz,...

Carving an artificial cavern under NYC
David Pescovitz, boingboing.net

New York’s Met­ro­pol­i­tan Trans­porta­tion Author­i­ty is dig­ging an arti­fi­cial cav­ern for a future Sec­ond Avenue Sub­way stop below 86th street. Patrick Cashin is pho­tograph­ing the mas­sive oper­a­tion. For­tu­nate­ly, the tun­nel has be…

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