Welcome to the Big Ten Academic Alliance Geospatial Information Network
Learn about all of the ways we support the geospatial research community and foster connections among geospatial library professionals.
Subscribe to stay Connected
Subscribe to our quarterly newsletter, Coordinates, for our latest news, events, and resources.
Explore Maps & Data
The BTAA Geoportal has over 115,000 records including GIS data, web services, and historical maps.
2026 Big Ten GIS Conference
Our Call for Proposals is Open. We welcome presentations, lightning talks, and map gallery submissions from anyone using geospatial information in their work.