Lesson 3c The National Map Viewer: Adding Data
This lesson shows how to add data to the map view in the National Map Viewer from URLs or files.
Please note that some of our URLs in the video have changed. All URLs beginning with 'viewer.nationalmap.gov/...' have been updated to 'apps.nationalmap.gov/...'. These URLs should reroute automatically, but if you have an issue replace 'viewer.nationalmap.gov/...' with 'apps.nationalmap.gov/...'. If you have questions, please visit https://usgs.gov/NationalMap/data.