Building on the rich geospatial data already provided, NYC DoITT released a three-dimensional (3-D) Building Massing Model of New York City. The 3-D model includes every NYC building present in the 2014 aerial survey, the capture from which the model was developed. Using the Open Geospatial Consortium's CityGML specification as the basis, the NYC 3-D Building Massing Model was developed to a hybri