BG Maps - Search for Bulgarian settlements, streets, routes, or resorts. Designed for use on computers, cell phones, and PDA's. A Datecs Ltd - GIS Center site.
Map Collection - Provides maps of the country showing roads and regular domestic airline routes.
University of Texas Libraries - Bulgaria Maps - Country, historical and thematic maps from the Perry-Castañeda Library Map Collection, along with links to maps on other web sites.
