HighLine

The High Line is a 1-mile (1.6 km)[1] New York City linear City Park built on a 1.45-mile (2.33 km)[2] section of the former elevated New York Central Railroad spur called the West Side Line, which runs along the lower west side of Manhattan; it has been redesigned and planted as an aerial Green Way. http://en.wikipedia.org/wiki/High_Line_(New_York_City)