https://mdgeodata.md.gov/lidar/rest/services/WashingtonDC/MD_washingtonDC_aspect_m/ImageServer https://mdgeodata.md.gov/lidar/rest/services/WashingtonDC/MD_washingtonDC_dem_ft/ImageServer https://mdgeodata.md.gov/lidar/rest/services/WashingtonDC/MD_washingtonDC_dem_m/ImageServer https://mdgeodata.md.gov/lidar/rest/services/WashingtonDC/MD_washingtonDC_hillshade_m/ImageServer https://mdgeodata.md.gov/lidar/rest/services/WashingtonDC/MD_washingtonDC_shadedRelief_RGB/ImageServer https://mdgeodata.md.gov/lidar/rest/services/WashingtonDC/MD_washingtonDC_slope_m/ImageServer