USGS EarthExplorer
EarthExplorer searches many USGS-hosted geospatial datasets by location, date, data collection, and quality criteria, with previews and downloads.
Limitations: The interface and product choices are technical, accounts may be needed for downloads, and datasets differ in licensing, resolution, and preprocessing.
Why it is useful
EarthExplorer searches many USGS-hosted geospatial datasets by location, date, data collection, and quality criteria, with previews and downloads. This resource is especially useful for Finding satellite imagery, aerial photography, elevation, and land data. Review the current instructions and limitations from U.S. Geological Survey before relying on it for important work.
Limitations
The interface and product choices are technical, accounts may be needed for downloads, and datasets differ in licensing, resolution, and preprocessing.