https://gisport.nhcgov.com/image/rest/services/Basemaps/Aerials1994/ImageServer
https://gisport.nhcgov.com/image/rest/services/Basemaps/Aerials1998/ImageServer
https://gisport.nhcgov.com/image/rest/services/Basemaps/Aerials2002/ImageServer
https://gisport.nhcgov.com/image/rest/services/Basemaps/Aerials2006/ImageServer
https://gisport.nhcgov.com/image/rest/services/Basemaps/Aerials2010/ImageServer
https://gisport.nhcgov.com/image/rest/services/Basemaps/Aerials2012/ImageServer
https://gisport.nhcgov.com/image/rest/services/Basemaps/Aerials2016/ImageServer
https://gisport.nhcgov.com/image/rest/services/Basemaps/Aerials2019/ImageServer
https://gisport.nhcgov.com/image/rest/services/Basemaps/Aerials2020/ImageServer
https://gisport.nhcgov.com/image/rest/services/Basemaps/Aerials2021/ImageServer
https://gisport.nhcgov.com/image/rest/services/Basemaps/Aerials2023/ImageServer
https://gisport.nhcgov.com/image/rest/services/Basemaps/Arboretum2021/ImageServer
https://gisport.nhcgov.com/image/rest/services/Basemaps/Elevation2014/ImageServer
https://gisport.nhcgov.com/image/rest/services/Basemaps/Hillshade2014/ImageServer