The article discusses the urgent need for the preservation and sharing of geospatial data through geoportals, highlighting the risks of a significant gap in the historical record of geospatial data. It emphasizes the challenges faced by libraries in acquiring and preserving born-digital maps and data, as well as the importance of collaborative partnerships and increased resources in systematically acquiring, preserving, and sharing geospatial data. The text also addresses the impact of federal mandates on geoportals and the archiving of geospatial data in the United States, underscoring the need for continued conversation and action in preserving valuable geospatial data for future generations.