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It’s wild to think of what is going on beneath you. Here is An Unbelievable Glimpse Of The Tunnels In Progress Beneath New York City

The pictures show the current progress of the MTA’s East Side Access project, one which doesn’t actually involve a subway but rather will connect the Long Island Rail Road to Grand Central Terminal for the first time. It’s currently expected to open in 2019. It involves a lot of digging.