A mammoth construction project will soon cover the West Side Rail Yards in NYC. Giant machines will pour a ceiling, section by section over the trains while they continue to operate. Then several skyscrapers will be built. Shot with an iphone 4s.

For more info including what it will look like when completed, see these links:
http://nyc-architecture.com/?p=966
http://brookfieldofficeproperties.com/us/new-york/manhattan-west

West Side Rail Yard, NYC

West Side Rail Yard