| automap | Automatically create 2D and 3D maps using USGS and ESRI map data |
| deg_to_rad | Convert decimal degrees to radians |
| get_centroid | Find central point for list of lat/long coordinates |
| get_centroid_bounding_box | Get bounding box for set of coordinate points |
| get_coord_bounding_box | Get bounding box for set of coordinate points |
| get_heightmap | Retrieve height map from USGS national map API |
| get_image_overlay | Get an ESRI image overlay for a rayshader map |
| load_heightmap | Load an elevation map from file |
| load_overlay | Import PNG textures for overlays |
| rad_to_deg | Convert radians to degrees |