New York City's Second Avenue Subway isn't scheduled to open until 2016, but the Metropolitan Transit Authority has just released photos of the construction in progress. That's a picture of a massive hole — inside which you could host an entire demolition derby — somewhere under 72nd Street. Mind-blowing. Hat tip to Robert.
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Does anyone else feel extremely claustrophobic looking at this picture? I start to imagine the feeling of having the weight of all that rock and concrete and steel looming over my head. *shudder*