New York Mayor Bloomberg Tours 7 Subway Extension Project

NEW YORK - FEBRUARY 03: A general view of the two tunnels being constructed towards 42nd street from the new 34th street subway station on February 3, 2010 in New York City. New York City Mayor Michael R. Bloomberg inspected the large cavern being constructed for the new station that will be part of the expansion of the Number 7 subway line to Hudson Yards. the $2.1 billion project is the first subway expansion in Manhattan for decades. The subway extension is expected to transform the Hudson Yards area into a vibrant 24-hour neighborhood. (Photo by Chris McGrath/Getty Images)