https://gis.boston.gov/arcgis/rest/services/EnvironmentEnergy/BLC_HISTORIC_DISTRICTS/MapServer
https://gis.boston.gov/arcgis/rest/services/EnvironmentEnergy/BLC_LANDMARKS/MapServer
https://gis.boston.gov/arcgis/rest/services/EnvironmentEnergy/Contours/MapServer
https://gis.boston.gov/arcgis/rest/services/EnvironmentEnergy/LandCover2016/MapServer
https://gis.boston.gov/arcgis/rest/services/EnvironmentEnergy/OpenData/MapServer
https://gis.boston.gov/arcgis/rest/services/EnvironmentEnergy/TreeCanopy2016/MapServer