The Mountain West Digital Library (MWDL) is a centralized discovery portal for digital resources from libraries, archives, museums, government agencies, and historical societies in the Mountain West region of the United States. MWDL aggregates metadata from these memory institutions and provides online access to their cultural heritage and scholarly resources at . The MWDL provides services to a widespread digital library community and serves as the regional service hub to the Digital Public Library of America for Utah, Nevada, Idaho, Arizona, Montana, and Hawaii.