River Nile.7z.001 -

"River Nile.7z.001" represents the initial segment of a multi-volume 7-Zip archive designed for handling large datasets. Extracting the contained geospatial or hydrological data requires all associated parts to be present and processed with the 7-Zip utility. For instructions on extracting split archive parts, see this Microsoft Q&A guide . How to Open and Extract .001 Files - Newsgroup Reviews