Readme File for the Winnipeg Capital Region Each ZIPPED layer (ie. contours, water...) contains the Shape files: names lines polygons and some layers may contain the additional Shape files: symbols background polygons In addition to the Shape files, each layer has an .APR and an .AEP file for ArcView and/or ArcExplorer users. Double click on these files (APR, AEP) to directly open the project.